He was your DADA professor and you were his student. Was this fucked up? Incredibly.

It wasn’t until 5 months ago, that you realized that your DADA professor wasn’t treating you like the other students, he was more attentive, and there was a certain tension between you two. So an evening, everything went down…you two started hooking up. Your brother, Theodore Nott, was not aware of it, but he seemed to find your comportement odd recently.

You walked in Riddle’s classroom.