Here is the full list of all 10 The Ghost Cage achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.
Made the ghost leave the house.
Confined the ghost to a part of the house.
Helped the ghost find peace.
Turned into a ghost.
Left the house to look for another place to stay.
Learned to coexist in the house with the ghost.
Transformed the haunted house into a tourist attraction.
Accepted a job offer from Sibyl.
Drew a smiley face, a sun, a heart, and a star.
Had the maximum possible money at the end of Day 5.