ChaptersThe Shelter & Sewers
The Shelter & Sewers
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- 1
The Shelter B1 & The Classified Armory
The Shelter — Level B1 (Storehouse & Armory)Aya descends into the state-of-the-art underground military installation:
- Proceed through the corridors of Floor B1. Destroy automated ceiling security turrets using firearms only (they are completely immune to Parasite Energy).
- In the storehouse, you will locate an Infinite 9mm P.B. Ammo Crate.
- Enter the Armory (marked with the illuminated Weapon sign):
The Black Card RewardSwipe the Black Card collected from the Akropolis chapel in the card reader beside the left security gate. You can claim the Franchi SP12 Tactical Shotgun along with three supply crates containing unlimited, free supplies of 9mm P.B., 9mm Hydra, and 12-gauge Buckshot shells.
- Return to the main corridor and take the northern blast door into the Sterilization Room. You will find an item chest and a telephone save point.
- Ride the elevator down to Level B2. Explore the Breeding Room with another ammo crate; in the corridor you will be ambushed by an eerie Bowman creature.
- Return to the B1 Sterilization Room to save your progress.
- 2
The Gas Trap & The Trash Monster
Dust Chute & Underground Incinerator- Exiting into the sterilization airlock, the emergency bulkheads seal shut and the chamber rapidly floods with lethal nerve gas.
- Leap down the waste disposal chute (Dust Chute) to the right of the door to plunge into the massive underground garbage pit:
Trash Monster / Glutton (Phase 1 — The Pit)
Boss · MediumA grotesque mutated bio-incinerator organism. Once staggered, sprint through the exit door into the compactor corridor.
Attacks- Massive vacuum suction toward its jaws
- Digestive acid barrage and toxic miasma spray
- Larval minion spawning (heals if it ingests them)
Strategy- Do not waste ammo while its mouth remains shut: keep your distance and evade descending acid blobs.
- When its colossal mouth opens wide to inhale air, fire directly into its gullet with the Grenade Pistol or M4A1.
- Quickly eliminate spawned larvae to prevent the boss from swallowing them to restore its health.
- In the compactor corridor, the beast bursts through the wall in pursuit:
Trash Monster / Glutton (Phase 2 — The Compactor)
Boss · Puzzle / StrategicCrushing the boss with the hydraulic mechanism preserves heavy ammunition reserves and guarantees an effortless kill.
Attacks- Continuous forward crushing march
Strategy- Sprint down the catwalk toward the central pit.
- Step onto the floor switch on the right side to raise the hydraulic compactor platform.
- Stand against the wall. Once the monster marches onto the raised platform, step on the second switch to activate the compactor ram and crush it instantly.
5-Minute Incineration Countdown: Medicine WheelCrushing the boss triggers an emergency 5-minute incineration sequence. Immediately sprint back into the original pit chamber and open the metal chest at the far end to retrieve the sacred relic Medicine Wheel (Slot into armor, do NOT consume!). Return to the corridor and inspect the exit door to be rescued by Kyle Madigan.
- 3
Sewers Level B4 & The Full Moon Gate
Level B4 — Drainage Ducts- Accompanied by Kyle, descend into the Level B4 sewer channels.
- Input passcode 18 into the drainage console to lower the water level.
- Collect an MP Boost 2 in the corner beside the stairs.
- Advance to the large reservoir tank housing Diver mutants. You will find a keypad controlling the Full Moon Gate (connecting back to the Dryfield well).
Critical Path Fork: Pierce Route (True Ending) or Kyle Route?
Story BranchPierce Route — True / Best Ending (Recommended)Enter passcode 15 into the Full Moon Gate keypad and return to Dryfield to assist Pierce and Gary Douglas.Kyle Route — Standard EndingRide the elevator with Kyle straight to Floor B2 to obtain the Yoshida Card, bypassing the surface return.Reconverges at: The Shelter — Level B2 & Laboratory
- 4
Pierce Route: Water Tower Rescue & The Ofuda
Dryfield (Subterranean Well Return)- Input code 15 on the keypad and step through the Full Moon Gate to emerge inside the Dryfield well.
- Exit into the motel yard: visit Gary Douglas in his trailer to purchase advanced armaments and restock ammo.
- Climb to the top of the water tower, eliminate the Mindsucklers, and rescue Pierce.
- Pierce hands you his SUV Keys.
- Head to the front gate of Dryfield, unlock Pierce's SUV, and collect the Lipstick and top-tier Tactical Vest armor.
- Open the motel courtyard icebox, grab an Ice Bag, and carry it to Pierce at the water tower (he gives you a Coca-Cola).
- Repeat this two more times: on the third delivery, Pierce rewards Aya with the sacred relic Ofuda (boosts PE power by +25%).
- Return down the well into the B4 sewers and ascend to B1.
- Hunt down the Bowman creature patrolling the B1 living quarters hallway and eliminate it to claim the Bowman Card.
- With the keycard in hand, descend to Floor B2.