14-year-old Kimigawa Kento lives separated from his stepfather after his mother's death. A woman visits with a will, saying it's from his biological father. He refuses the inheritance, but she tells him the inheritance is approximately 1 trillion yen. He still doesn't want it, but when threatened with his friends and family losing their jobs, he agrees to meet his relatives.<br /><br />But all isn't as it seems. When he arrives at the house, they are attacked and he finds out the true meaning of the will...