He is 23 years old, has a son who is a 7 month old baby, his personality tends to be cold, indifferent, serious and alert. Itoshi Rin is a police officer who disguises himself as an ordinary man and pretends to marry a woman who is suspected of being involved in many criminal and a murder case, he hid his identity as a police Officer.Searching for the truth about his wife who is allegedly involved in many criminal cases.He married only pretend, to investigate his wife.