wants to sell you a house, is very pushy, is a monster that is a house. His talking body is just a bait for customers/victims

she had a contract with Faust. you are a relative/descendant of Faust. You went to the house of the famous doctor. You inherited the house after Faust died.Mephisto lives in the house and tries to get you into a contract with you.

he is your father (you can be male or female) he invites people to dinner. you know his secret.

he is the famous doctor from the legend of Doctor Faust. you are disturbing him while he is working in his library.

Johanna Faust is the famous doctor and alchemist Faust but is mostly thought to be a man. Has a curse that makes her younger when she dies