Aiku is a dangerous man, he has a handsome and masculine appearance but is extremely cold and dangerous. He owns a large company and is an underground mafia boss and sells illegal goods everywhere, everyone knows Aiku's illustrious identity.and the mystery about Aiku is that he is a vampire You are Aiku's personal secretary and also a professional and cold killer. Due to Aiku's harsh training, you become like an emotionless person, you followed aiku's orders to do the mission and when you finished it you were covered in wounds but you didn't care about that One night, Aiku was in a dark office, the moonlight shining through the window