Halo: Silent Storm

Halo: Silent Storm - A Master Chief Story is a print novel by Troy Denning, released on September 4, 2018. Silent Storm has narrative connections to Halo: Collateral Damage, a three-part comic book series from Dark Horse written by Alex Irvine, as part of the A Master Chief Story series. A sequel, Halo: Oblivion, was released on September 24, 2019.

Plot synopsis
The book begins in early 2526, only a few months after first contact at Harvest and the SPARTAN-IIs boarding of the Covenant vessel Unrelenting at Chi Ceti IV. The SPARTANs are now attached to, a , as part of a mission to board and capture a Covenant frigate known as Radiant Arrow, in an effort to know more about the aliens' technology. The SPARTANs, consisting of Blue Team, Green Team and Gold Team, perform an spacewalk to board the frigate, entering the ship through the hatch in its hangar by following the flight path of several Banshees. The SPARTANs proceed to clear the bay, using M99 Stanchions and M41 SPNKRs to quickly eliminate the Covenant defenders. The group then begin to start clearing the ship of hostiles, with Blue Team heading for the bridge and Green Team heading for the ship's engineering section, with Gold acting as support. The plan goes awry when a flight officer aboard one of the prowlers supporting the operation accidentally broadcasts over general channels, alerting the Covenant to the operation and mobilising the defenders aboard the ship. When Blue Team arrives at the bridge, they dispatch of the crew before discovering that the shipmaster activated a dead-man's switch in his chair, leading to the ship's self-destruct being activated. The SPARTANs exfiltrate from the ship and are picked up by Starry Night.

Meanwhile, Sergeant Avery Johnson arrives on the, flagship of Battle Group X-Ray and seat of Admiral Preston Cole. Having survived the initial Covenant attack on Harvest and even boarded a Covenant ship, Minor Transgression, Johnson is effectively the most experienced human in fighting the Covenant. Coupled with his experience as part of the ORION Project, Johnson is summoned to a meeting with Admirals Cole and Stanforth alongside Doctor Catherine Halsey where he is briefed on their intentions. With the UNSC Navy's ineffectiveness in direct space battles against the Covenant, other means must be sought at leveling the playing field. Following the successful prior boarding actions, the intent is to use the SPARTAN-IIs to board a number of Covenant craft and plant nuclear weapons aboard, destroying them before they can be a threat to human spacecraft. This operation is deemed Operation: SILENT STORM.

The Sergeant is introduced to the personnel involved in the planned operation; the SPARTAN-IIs, Captain Halima Ascot - leader of Task Force Yama, a prowler task force used for the mission and Colonel Marmon Crowther - leader of the ODST 21st Space Assault Battalion. The group formalize the plan, with Ascot in charge of the naval complement and Crowther in charge of the 400-strong ground troops, with the SPARTANs under Crowther's operational command. With his experience, Johnson is to advise the SPARTANs and help them in learning to work with standard UNSC enlisted personnel. With the Covenant war machine advancing toward Biko, the operation intends to let Cole's naval forces engage the Covenant with the prowlers inserting their troops while the aliens are distracted. If the prowlers get an opportunity first, they proceed with their plan and Cole's group engages the distracted aliens.

Meanwhile, a group of insurrectionists meet aboard the frigate Bellicose to discuss the emerging Covenant threat, with several groups represented. The meeting is led by Lyrenne Castilla and General Harper Garvin. The conference eventually agrees to stage a coup of Biko, intending to offer the planet to the Covenant in return for the Covenant sparing the world. Petora Zoyas of the Gao Liberation Force offers up intel about the SPARTANs and Operation: SILENT STORM, gathered from a turncoat contact inside the task force. As part of the insurrectionist ploy, they agree to alert the Covenant to the UNSC plan at Biko and, if successful, continue to drip-feed the Covenant intelligence about the UNSC war effort and eventually, the location of Earth, in return for their continued survival. To stage this coup, the insurrectionist factions contribute forces to join the Biko Independence Army at a base established in an abandoned ice quarry on the Bikon moon of Seoba.

Task Force Yama unknowingly select this same location to stage their operation, leading to the task force attempting to land at the ice quarry. When they discover the rebel presence, the Task Force prepares to take the quarry. Against the SPARTANs' suggestions, Colonel Crowther assigns one SPARTAN to each ODST platoon to carry heavy weapons. The is taken out by return fire from concealed M41 Vulcan cannons, with many ODSTs killed during the initial drop. Another flight of prowlers take out an insurrectionist communication facility at the top of the quarry, prompting a convoy of Civet AFVs to begin transporting a group of engineers to fix the array. The prowlers begin to turn around and retreat, cancelling the deployment. Seeing the few soldiers who did manage to successfully land and are now taking fire, John-117 decides to take the initiative against orders and drops out of the drop bay, leading to the remaining forces joining him. With the botched landing, the troops begin taking heavy casualties but are able to eventually find cover. John forms a plan with Lieutenant Nelly Hamm and Captain Zelos Cuthier; the quarry is lined by a mass driver leading up to the surface, with bunkers lining all sides. The SPARTANs intend to climb the inside of the mass driver and prevent the insurrectionists from fixing the comms facility and leaking the secrecy of the operation, with the ODSTs launching a mock assault to distract the defenders.

Appearances
{{Featurelist|secondcolumn=title-5|title-1=Characters|

Artificial intelligence

 * Déjà

Human

 * A. Tischler
 * Anagnos
 * Anton-044
 * Arlo Casille
 * Avery Johnson
 * Bahito Noti
 * Catherine Halsey
 * Chavez
 * Chester W. Nimitz
 * Daisy-023
 * Erland Booth
 * Esme Guayte
 * Franklin Mendez
 * Frederic-104
 * Grace-093
 * Halima Ascot
 * Harper Garvin
 * Hector Nyeto
 * Isoroku Yamamoto
 * Jerald Ander
 * John-117
 * Jones
 * Joshua-029
 * Kelly-087
 * Kurt-051
 * Lim Jinwoo
 * Linberg
 * Linda-058
 * Lyrenne Castilla
 * Lysander
 * Malcolm-059
 * Marcus Vipsanius Agrippa
 * Marmon Crowther
 * Mehran
 * Michael Stanforth
 * Miranda Keyes
 * Nanci Ander
 * Naomi-010
 * Nelly Hamm
 * Nemesio Briet
 * Nolan Byrne
 * Nolan Connor
 * Olinda MacDonnell
 * Ojombo
 * Oliver Hazard Perry
 * Petora Zoyas
 * Preston Cole
 * Reza Linberk
 * Robert Watts
 * Ruta
 * Samuel-034
 * Small Bear
 * Solomon-069
 * Themistocles
 * Yi Sun-sin
 * Zelos Cuvier

Jiralhanae

 * Castor
 * Orsun

Kig-Yar

 * Yar
 * Zhar

Sangheili

 * Hulon 'Budyasee
 * Nizat 'Kvarosee
 * Tam 'Lakosee
 * Tel 'Szatulai
 * Utu 'Gusonee

San'Shyuum

 * Minor Minister of Artifact Survey
 * title-2=Species|
 * Forerunner
 * Human
 * Huragok
 * Jiralhanae
 * Keifra
 * Kig-Yar
 * Muleg
 * San'Shyuum
 * Sangheili
 * Unggoy
 * Yanme'e
 * title-3=Organizations|
 * Biko colonial authority
 * Chancellor's Guards
 * Covenant
 * Covenant fleet
 * Fleet of Inexorable Obedience
 * Bloodstar Flotilla
 * High Charity defense fleet
 * High Council
 * Minor Ministry of Artifact Survey
 * Special Operations
 * Silent Shadow
 * Bloodstars
 * Gao Ministry of Protection
 * Insurrectionists
 * Biko Independence Army
 * Biko Independence Army Chamber
 * Freedom League
 * Galodew Emancipation
 * Gao Liberation Force
 * People's Occupation
 * Secessionist Union
 * United Rebel Front
 * United Rebel Front High Command
 * Venezian Militia
 * Mudoat Path Works
 * Unified Earth Government
 * Colonial Administration Authority
 * Colonial Military Administration
 * Colonial Militia
 * Harvest Colonial Militia
 * United Nations Space Command
 * UNSC Armed Forces
 * UNSC Marine Corps
 * Orbital Drop Shock Troopers
 * 11th Marine Force Reconnaissance/ODST
 * 21st Space Assault Battalion
 * UNSC Navy
 * Battle Group X-Ray
 * Naval Special Warfare Command
 * Naval Special Weapons
 * ORION Project
 * SPARTAN-II program
 * Blue Team
 * Gold Team
 * Green Team
 * Office of Naval Intelligence
 * Section Three
 * Beta-3 Division
 * Materials Group
 * UNSC Prowler Corps
 * Task Force Yama
 * UNSC Fleet Command
 * UNSC Judge Advocate General's Corps
 * Judge Advocate General
 * title-4=Locations|
 * High Charity
 * Orion Arm
 * Alcides system
 * Neos Atlantis
 * Bomogin
 * Chi Ceti system
 * Chi Ceti IV
 * Circinius system
 * Circinius IV
 * Corbulo Academy of Military Science
 * Dynizi system
 * Epsilon Eridani system
 * Reach
 * Eridanus system
 * Eridanus Secundus
 * Grenadi sector
 * Amasa
 * Little Nelek Nebula
 * Isbanola sector
 * Cordoba system
 * Gao
 * Lambda Serpentis system
 * Jericho VII
 * Mamore
 * Muruga sector
 * Buta system
 * Zhoist
 * Ring of Mighty Abundance
 * Ten Cities of Edification
 * Rudara
 * Transit Node Bhadra
 * Orso system
 * Venezia
 * Polona sector
 * Ephyra system
 * Netherop
 * Igdras system
 * Etalan
 * Kolaqoa system
 * Biko
 * Mandelam
 * Seoba
 * Redstow system
 * Redstow VI
 * Sol system
 * Venus
 * Earth
 * Japan
 * Korea
 * Luna
 * Mare Nubium
 * Academy at Mare Nubium
 * Vevina sector
 * Epsilon Indi system
 * Harvest
 * Harvest Botanical Gardens


 * title-5=Events|
 * Battle of Actium
 * Battle of Myeongnyang
 * Human-Covenant War
 * Attack on Zhoist
 * First Battle of Harvest
 * Battle of Chi Ceti
 * Battle of Biko
 * Battle of Harvest
 * Battle of Seoba
 * Skirmish over Netherop
 * Operation: SILENT STORM
 * Skirmish on Minor Transgression
 * Insurrection
 * Operation: ICE DANCE
 * Operation: KALEIDOSCOPE
 * Operation: TALON
 * Operation: TREBUCHET
 * War of 1812
 * World War II
 * Attack on Pearl Harbor
 * title-6=Vehicles|
 * Emmeline
 * Covenant starship
 * Covenant carrier
 * Pious Rampage
 * Covenant destroyer
 * Covenant super-destroyer
 * Covenant frigate
 * Radiant Arrow
 * Covenant supercarrier
 * Hammer of Faith
 * Covenant support ship
 * Bladder ship
 * Intrusion corvette
 * Sacred Whisper
 * Worthy Silence
 * Missionary ship
 * Minor Transgression
 * Purifying Flame
 * Unrelenting
 * Bellicose
 * Civet
 * D77-TC Pelican
 * M274 Mongoose
 * S-14 Baselard Space Striker
 * Type-26 Banshee
 * Type-27 Banshee
 * Seraph
 * Type-32 Ghost
 * UNSC starship
 * Cruiser
 * Prowler
 * UNSC frigate
 * UNSC schooner
 * UNSC starship
 * Cruiser
 * Prowler
 * UNSC frigate
 * UNSC schooner
 * Prowler
 * UNSC frigate
 * UNSC schooner
 * UNSC frigate
 * UNSC schooner
 * UNSC frigate
 * UNSC schooner
 * UNSC frigate
 * UNSC schooner
 * UNSC frigate
 * UNSC schooner
 * UNSC frigate
 * UNSC schooner
 * UNSC frigate
 * UNSC schooner
 * UNSC frigate
 * UNSC schooner
 * UNSC schooner
 * UNSC schooner
 * UNSC schooner


 * title-7=Weapons|
 * 40mm grenade
 * Archer missile
 * Argent V missile
 * Anvil-II warheads
 * Biofoam
 * BR55 battle rifle
 * C-7 foaming explosive
 * Flashbang
 * Fury tactical nuclear weapon
 * HAVOK tactical nuclear weapon
 * M21 antipersonnel rocket
 * M28 Shrieker missile
 * M301 grenade launcher
 * M41 SPNKR
 * M41 Vulcan
 * M6C magnum
 * M6D magnum
 * M6E magnum
 * M7 SMG
 * M705 Incendiary Jet Tool
 * M7057 flamethrower
 * M9 fragmentation grenade
 * M99 Stanchion
 * M90 shotgun
 * MA5B assault rifle
 * MA5C assault rifle
 * MA5K carbine
 * Magnetic Accelerator Cannon
 * Octanitrocubane
 * Plasma cannon
 * Pulse laser turret
 * SRS99 sniper rifle
 * Thermite paste
 * Type-1 energy sword
 * Type-1 plasma grenade
 * Type-25 plasma pistol
 * Type-25 plasma rifle
 * Type-33 Needler
 * Type-51 carbine
 * title-8=Technology and equipment|
 * Active camouflage
 * Anti-gravity chair
 * Artificial intelligence
 * Dumb AI
 * Cryo chamber
 * Data crystal chip
 * Data pad
 * Elevator
 * Energy barrier
 * Energy shielding
 * Kig-Yar point defense gauntlet
 * Gravity lift
 * Kelguid
 * Mass driver
 * Mind melter
 * MJOLNIR Powered Assault Armor
 * MJOLNIR [GEN1]
 * Mark IV
 * ODST armor
 * Repulsor engine
 * Space elevator
 * TACMAP
 * TACPAD

}}
 * title-9=Miscellaneous|
 * Rejuverol
 * Tossers

Trivia

 * The novel's cover is illustrated by artist Chris McGrath, who has done book covers for many New York Times Best selling authors. He later illustrated the cover for Halo: Shadows of Reach. In creating the book's cover, he was given a drawing to work from by 343 Industries.
 * Steve Downes read an excerpt from Silent Storm ' s first chapter to promote the book.
 * Several details and characters in the novel, originally planned to be included by Troy Denning, were changed at 343 Industries' request. For one, Denning originally planned to include twenty Spartan-IIs, but was told by 343 Industries to reduce their number, resulting in a squad of twelve Spartans in the final novel. Likewise, General Harper Garvin's role was originally to be filled by Howard Graves, originally featured in Halo: Ghosts of Onyx. Finally, Denning's early drafts envisioned Castor's Jiralhanae companion as Atriox rather than Orsun, as Halo: Retribution had suggested the two had served together in the Bloodstars during the war.
 * There is a mistake in Chapter 21 where the Age of Reclamation had "First Annual, Second Month". This was Troy Dennings interpretation on how the calendar worked, but he was asked to remove them all, and that case was missed.