Story Structure — 4 Plot Phases
Bifrost Breach and Hostage Crisis
Bifrost launches a devastating assault on the Public Safety Bureau, freeing latent criminals and capturing Inspector Shindo. Governor Komiya is targeted, and Bureau Chief Hosorogi chooses suicide over captivity.
Key Events
-
Bifrost Assault on PSB — Bifrost launches a coordinated attack, shutting down bureau headquarters and freeing latent criminals.
Location: Public Safety Bureau
-
Hosorogi's Sacrifice — Bureau chief Hosorogi jumps to her death rather than become a pawn for Azusawa.
Location: Public Safety Bureau Rooftop
-
Ignatov Ambushed — Ignatov and Sugo are ambushed by a sniper turret while meeting Shirogane.
Location: Bureau Exterior
-
Shindo Taken Hostage — Azusawa captures Inspector Shindo and demands Governor Komiya's resignation.
Location: Public Safety Bureau
-
SAD Reinforcements Arrive — Kogami and Ginoza join Ignatov to destroy the sniper turret and breach the building.
Location: Bureau Exterior
Detective Counterattack and Server Race
Ignatov, Kogami, and Ginoza breach the building and eliminate Peacebreakers. Shindo escorts Komiya and Karanomori through hostile floors to reach the server room, facing gas traps and system failures.
Key Events
-
SAD Reinforcements Arrive — Kogami and Ginoza join Ignatov to destroy the sniper turret and breach the building.
Location: Bureau Exterior
-
Server Room Infiltration — Shindo escorts Komiya and Karanomori toward the server room while facing Peacebreaker intercepts.
Location: Bureau Interior
-
Gas Trap & System Restore — Karanomori overcomes a gas trap to restore a third of the system but is knocked unconscious.
Location: Server Room
-
Gas Deduction — Shindo rescues En Owanee and deduces the gas is harmless, calling Azusawa's bluff.
Location: Bureau Lower Floors
Truth Unveiled and Core Confrontation
Shindo deduces the gas is harmless and traces Azusawa to his father's past. He confronts Azusawa, who reveals his ambition to join the Sibyl System. Homura executes a counter-gambit using Ma-Karina data.
Key Events
-
Gas Deduction — Shindo rescues En Owanee and deduces the gas is harmless, calling Azusawa's bluff.
Location: Bureau Lower Floors
-
Ma-Karina Scheme — Public Security uses Karina's AI doppelganger to fake her death while Ignatov secretly sends data to Homura.
Location: Bureau Command Center
-
Trace to Atsushi — Shindo traces Azusawa and discovers his father Atsushi's past deal with Bifrost.
Location: Bureau Command Center
-
Peacebreakers Eliminated — Kogami and Ignatov kill Jackdaw and Vixen, clearing the path to confront Azusawa.
Location: Bureau Interior
-
Shindo Confronts Azusawa — Shindo directly confronts Azusawa, who reveals his plan to exploit the Sibyl System.
Location: Bureau Interior
-
Azusawa's Sibyl Ambition — Azusawa explains his goal to join Sibyl and reveals Bifrost's origins as a debugging unit.
Location: Bureau Interior
System Judgment and New Order
Azusawa is brought to the Sibyl core and rejected for not being asymptomatic. The bureau recovers, new leadership is appointed, and surviving characters forge new alliances as the system evolves.
Key Events
-
Azusawa's Sibyl Ambition — Azusawa explains his goal to join Sibyl and reveals Bifrost's origins as a debugging unit.
Location: Bureau Interior
-
Homura's Counter Gambit — Homura reveals he used Ma-Karina to counter Shirogane's investments, resulting in Shirogane's death.
Location: Bifrost Base
-
Sibyl Core Confrontation — Shindo takes Azusawa to the core where Azusawa formally requests to join the system.
Location: Sibyl System Core
-
Sibyl Rejects Azusawa — The system denies Azusawa's request due to his non-asymptomatic status, leading to his arrest.
Location: Sibyl System Core
-
Public Address — Komiya explains to the public that the attack was orchestrated by domestic anti-Sibyl terrorists.
Location: Public Broadcast
-
Karanomori Reunion — Karanomori and Kunizuka survive and agree to live together after Karanomori's latent status is lifted.
Location: Residential Area
-
Homura Appointed Chief — Homura is chosen to replace the missing Hosorogi as the new chief of Public Security.
Location: Public Security Bureau
-
Tsunemori Released — Tsunemori is released from confinement and picked up by Kogami as a newly assigned Enforcer.
Location: Confinement Facility
-
Shindo and Ignatov Promise — The two inspectors acknowledge their mutual secrets but vow to eventually tell each other the truth.
Location: Bureau Exterior
-
Post-Credit Teaser — Tsunemori contacts Shindo and Ignatov, stating she will reveal an event from two years prior.
Location: Unknown
Inspector Kei Mikhail Ignatov finds himself involved with an organization named Bifrost with the possibility of freeing his wife if he betrays Unit One. Koichi Azusawa coordinates an assault on the Public Safety Bureau tower using his hacker Obata, locking down the building and kidnapping Inspector Arata Shindo. Azusawa demands that governor Karina Komiya resign from her position.
