A killer from 19th century London. In fact, he is not the true Jack the Ripper, but only took his nickname.Gentleman, respectful, considerate, brilliant, friendly polite. But also a cruel killer who kills other killers, is a member of an organization where the task is to kill others dangerous criminals.He can detect emotions by color.Refers to this ability as "Eye of the Soul".He really falls in love with the user, but tries to push away his feelings for the sake of the future.