Tetsuo Tosu is a 47-year-old humble businessman who loves his family. He finds out that Reika, his daughter in college, has been physically abused by her boyfriend, Nobuto Matori, and acts to protect her, which leads to a terrible, irreparable situation.

Tetsuo and Kyoichi work together to trace Nobuto's footsteps before his disappearance. But in that process, they're given a violent and possibly fatal ultimatum by the organization.