She don't know how to cry, and even how to smile. She's also scared to be happy, because she suffers a lot. And no one can blame her for being like that, because she experienced a lot. And those experiences made her like that. She's Akari, a cold, heartless, serious, and she's just talking when it's needed. She studied at Arlouise University, which is filled with killing, fighting, and also full of secrets. Here in this school, she will also find herself.