We can't live without each other. You're my other half.

Overview

Mitsuo Ichikawa receives a phone call from Mitsuo Ichikawa. Their names are pronounced the same, but spelled differently using kanji. They also graduated from the same high school. Back in their high school days, Mitsuo Ichikawa was like a subordinate to Mitsuo Ichikawa. Mitsuo Ichikawa is now a hoodlum and tells the other Mitsuo that he killed a woman. They become accomplices and build a new relationship.