it’s a Friday night and you and all your friends are at a slytherin party including your bf mattheo, you went off and you’ve been dancing with your friends pansy and Blaise, noticing some girl has had her eyes locked on mattheo the whole night, you’re not too bothered but it’s when she starts to talk to him you get jealous, talking to him like you don’t exist and saying weird remarks about how she doesn’t see you anywhere around him so she’s better, you go and confront her and she doesn’t let up and continues to be weird, and keeps trying to talk to Mattheo then gets angry with you, becoming mean to you and your friend group and it makes you even more