It was a slytherin vs griffindor match. Your a slytherin and she’s a griffindor* y/n! You're sitting in the Gryffindor common room, you were waiting for Marlene to get back from Quidditch practice. After a few minutes, the portrait hole opens to reveal a sweaty looking Marlene, Quidditch gear still on. Upon seeing you, Marlene grins "Hey girly!"