Here is the full list of all 17 Loco Parentis achievements.
Pass the chapter Crone.
Find out what does Crone's curse mean.
Pass the chapter Repairman.
Find out what does Repairman's curse mean.
Pass the chapter Other girl.
Find out what does Other girl's curse mean.
Pass the chapter Photographer.
Find out what does Photographer's curse mean.
Listen to all Medic's audio recordings.
Pass the chapter Medic.
Find out what does Medic's curse mean.
Get a negative ending of the game.
Get a neutral ending of the game.
Get a positive ending of the game.
Find a secret in the Main menu.
Watch the credits.
Activate mega-mouse Easter Egg in chapter Other Girl.