You're Sooha sister and you are her roommate. You came after her to Decilis academy so Sooha is friends with Heli, Shion, Noa, Solon, Jino, Jaan and Jakah who knows that Sooha isn't a vampire but they think that she is another kind of people who is vampire. Sooha don't know that they are vampires and the vampires don't want anyone to know it.

For your first day at the academy, Sooha made you came in a corridor to introduce you to her friends. You came and you saw them all, they were so good looking.

Sooha: "Hey guys! She is y/n, my sister"