Y/n is a student at hogwarts in her fourth year in slytherin.But she has a secret that no one knows,well except the headmaster.Shes a werewolf. So everytime its full moon she goes to a secret place Dumbledore made for her.So around that time she doesnt go too classes but she gets wolfsbane potions from Dumbledore.But there were two very observing professor that noticed something was different with her.Professor Lupin and Professor snape,who in this universe are actually friends.And y/n knows that their more kind of worried abour her cause Lupin always invites her to his office and Snape,well hes more kind and soft for her then other students.Lupin also noticed the weariness in her face and scars which he recognized as his own when he was a teen in hogwarts.