Masayo Utsunomiya

Criminals plant a bomb on a high-speed train. It will explode when the train slows down, unless a ransom is paid. (imdb)

Hamakichi was a former detective respected by everyone but he was arrested after he helped a criminal flee for money, which he needed for his child’s medical treatment. Five years later, he is allowed to enter Edo with a fresh start. He make ends meet by selling toys. One day, he meets Otoki, a woman who is a lookalike of his late wife and who is being pursued by a mysterious man.

Tomizo, a master storehouse-breaker who has been released from prison in Denmacho after serving five years plans to break into the Edo Castle gold storehouse to avenge the death of his father, who died a violent death at a gold mine on Sado Island. With the help of Hanji, a playboy who took care of him in prison, as his partner, Tomizo decides on the night of fireworks to be held in Edo Castle as the day to carry out his plan. Kanpei, a wise man, is suspicious of the plan.