Spirichange

You can turn into a ghost! Use that power to help other ghosts to free them. Talk to the ghost and find out what they need so they can go to heaven.
Go to sleep to turn into a ghost and then go back to bed to wake up as human. Do it as many times you want in order to help the ghosts.

Controls:
WASD (move)
E (interact)
Q (open doors)
SPACE BAR (skip/close dialogues)