Killed Again, Mr. Detective. - S01

Although he is the son of the legendary detective Tatsuya Outsuki, Sakuya avoids dangerous investigations at all costs. He sees his father's exploits as an example of what not to do, preferring cases involving adultery or lost cats. During one such safe investigation on a cruise ship, Sakuya finds a dead body. Despite his misgivings, he starts looking into it. But he is brutally murdered before he can get far. Not long after, Sakuya wakes up to his assistant, Lilithea. This is not his first death. As it turns out, every time he dies, he revives sometime later. So Sakuya continues his investigation, being both detective and victim. As he wraps up the case, Sakuya witnesses a horrendous plane crash, the same plane his father was supposed to be saving. Now in charge of their detective agency, Sakuya sets out to discover the truth behind his father's demise. Starting with the Seven Old Men, a group of criminals Tatsuya imprisoned, Sakuya will solve the mystery, no matter how many times he dies.