It's when this girl named McKenna Potter meets Draco Malfoy. McKenna Potter and hary Potter are siblings some how she got Slytherin and he got Gryffindor as his house he disowned her as his sister because she was in Slytherin she was upset about that then Draco saw her sitting in the common room crying like crazy he tried to calm her down but it didn't work for a few minutes finally she calms down and then her and Draco started to hang out and started to be friends and in their 8th year the started to dating