/// MISSION BRIEFING

Ueno, who came to the downtown area where he spent his youth, reunites with his old friends Kubota, Konno, and Kyoko. He soon learns that Ma-chan, who was like a big brother to them in the past, has passed away. His mistress, Ayako, has also come to the town. Around that time, Ueno's secretary, Miyuki, who was the president of a large company, arrives. Ueno embraces her in response to her feelings. Ueno and the others decide to build a grave for Ma-chan, but...