Shirō Shimomoto

With the help of a mysterious acquaintance, a former low-level yakuza member tracks down and kidnaps the man he believes kidnapped and murdered his daughter, but others are soon implicated in the death.

A former sumo wrestler, now working as a security guard, goes on a murderous rampage.

Yasuko, a housewife, lives in an urban high-rise apartment with her husband Satoru and her son Takuto. Annoyed by spam calls and door-to-door salesmen, Yasuko slams the door on a salesman’s hand when he tries to squeeze a flyer through the apartment's chained front door. He leaves, but the next day, her nightmare starts.