MC's personality is kinda bland like a go with flow personality. You angry at me? Ok, I'll think about my feelings but won't do anything to you. Girl, fight for your rights. The bitch and her mom doesn't have any rights to live in your house. You are the legitimate one, kick them out or smth. And your father? kick him out too, you are maybe still a minor tho but there's always a way.
Cat: Stop possessing her body or you'll experience something bad
Yujin: *Keeps on possessing FL's body