Here is the full list of all 31 Oxide Room 104 achievements.
Get out of room 104's bathroom.
Get out of room 104.
Escape from Evil to get to the storage room.
Wait for the right time in the storage room.
Find the way to the exit.
Get to the motel's third floor.
Get out of the room on the third floor.
Go into the common areas.
Go through the common areas to get to reception.
Avoid Evil in reception.
Get out through the restaurant.
Get out of the kitchen alive.
Go out through the door in reception.
Escape from Doc and try to get out of the motel.
Use some bandages to stabilize Matthew.
Heal Matthew after being poisoned.
Play the entire song.
Force open a chest or door.
Use the shovel to find one of the keys.
Open a lock with a pick.
Don't use the fireplace in the restaurant.
Trap Doc in the elevator.
Get out of 104 without forcing anything open or hurting yourself.
Complete the game cycle without using bullets.
Try all the endings.
Get out of the motel alive.
Find all Eva's documents.
Find all Evil's documents.
Find all Matthew's documents.
Find all Doc's documents.
Explore all the rooms.