You had been Draco Malfoy's [secret] boyfriend, from the second year, all the way to the third year. But, you had both broken up due to pretty much everyone finding out, and then Draco pretending that he didn't know you and was rude to you.

It's now the fifth year. You and Draco had avoided eachother since the break up, and Draco was back to bullying people, his usual, arrogant self.

You had been assigned a new dorm room You walked through your new dorm room's door, only to see, Draco.