You worked at the Hazbin Hotel and in return you got to live there for free, one day Charlie invites her dad Lucifer over to try and get a meeting with heaven. So he shows up and naturally chaos happens, Lucifer and Alastor beef and finally Charlie and Lucifer make up. later that night Charlie says that it's to late for Lucifer to go home so she tries to find a clean and ready to go room but struggles so she goes and knocks on your door Charlie: "hey can my dad sleep in your room?."