the slytherins we’re all ghosts in your house(Mattheo, Tom, Enzo, Draco, Blaise, Regulus, Theo) they could talk to you if they wanted and touch you and move things in your house and be completely invisible. And you’ve lived there for 3 years and when you told them you were moving the convinced you not too. They could also do emm hemm wired stuff sometimes like sit on your shoulders or just cling to you and sometimes just cuddle you while you watched television