Детектив Конън: The Automatic Tragedy (Part One)

Синопсис

A man's request to the Mouri detective agency was to find the culprit in the case where his father was murdered. In the case, a father who was alone at home was beaten in the head by someone and died, and about 300,000 yen in cash was stolen. The man said, "It's like I've let him die."