The following are items and actions that can be done in the various rooms:
-B2F Room woke up in - Use dog key Pinned corpse Key hanger - Dog key Dog door - Use dog key Archives - Pull the "correct" book Operation room - Crank Body disposal room - Use stone with luminating liquid on hole Exam room Switchboard - Turn on the normal button Cell - Old hammer Sacha's corpse - Key card Confined cell - Exam room key S Shutter - Look here for hint Sculpture (people dancing) Sculpture (asking for forgiveness) - Use old hammer Sculpture (people working) Electrical control room - Use keys for lifts and shutters Slashing torture room - Knife Water torture room - Fuel tank, block of ice Fire torture room - Melt block of ice, obtain W elevator key, matches Hanging torture room - Mirror of prayers, cloth Drug torture room - Ethanol, matches Electrical torture room - Pliers, matches, e elevator key Corpse near the northwest door - Hint for opening northwest door Northwest door - From bottom, donkey, dog, cat, chicken. Walk-in freezer - Frozen towel Storage room - Hose Kitchen - Fuel tank Dining room - Blowtorch Pantry (lower floor) Pantry (middle floor) - Chicken key Pantry (upper floor) Chicken door - Use chicken key Power plant controlling device - Plastic explosives
-B1F Laboratory A (storage) Laboratory A-2 - Make neutralizer Laboratory A-1 - Use rock, obtain boots Laboratory B-1 - Open B-2 door Laboratory B-3 Laboratory B-2 Laboratory B-4 - Use serum, obtain gas mask Laboratory C-1 - Hook, winch Laboratory C-2 - Cord Laboratory D-4 - Hints about Lab D Laboratory D-1 Laboratory D-2 - Put out fire Laboratory D-3 - Obtain sun paper from safe (at bottom of screen) Devil Statue - Golden key Elevator (W) - use cord Resting Room - Security Office Key Security Office - Move shelf to reveal poster Storage room - Bolts, bullets, grenades Specimen room 1 - Rope Specimen room 2 - Flare Specimen room 3 - Bundle of keys Specimen room 4 - Lab coat (with drawer key) Pantry - Shovel, towel Kitchen - Use flare, hose Hall - Blue spear key Pool control room - Obtain pool key Culture pool - Use gas mask before entering, obtain main conference room key Main conference room - Use flashlight, obtain mysterious key (L) Storage room door - Use crowbar and crossbow Storage room (blue, green, red) - Use respective colored spear keys Large office - Green spear key Door to residential area - 0512 Toxic Hallway Equipment room - Iron ball Locker room Men's bathhouse - Crowbar Women's bathhouse - Chains Developing room - Curtains Training room Shooting range - Use curtain, obtain crossbow Front desk - Blankets Elevator (E) - Use cord Maintenance room - Find Frasier's birthday (March 19) Stained-glass room - Use gun, obtain red spear key
-1F Cathedral Pipe Organ - use gear, sun paper, moon paper, flower paper, girl paper, mother paper. The Altar - key of trials
Bottom right cluster Room of Trials - touch smiling child (insert six gems from Room of Destruction, Purification, Sorrow, Benediction, Condemnation, Life)
Past Sun Door Stairs to 2F Room of Carvings Room of Pictures Warehouse - elixirs, 2x4s Room of rubble - Hammer Room of rubble Armory - Proximity mines
Past Moon Door Central Management Room - Password is 0319 Courtyard Water Fountain - Bullets, grate to downstairs Courtyard Storage - Use gun on door (flashlight, blanket) Courtyard Greenhouse (large) - Use crowbar on door Courtyard Greenhouse (small) - pistol Pethouse - Grate key, girl paper Water fountain room - Garden key (use crossbow at the top of the fountain after using the neutralizer) Stained glass - Use crowbar Garden - Touch red flowers, obtain flower paper and mysterious key (R)