Hiroshi makes high-grade charcoals at a charcoal kiln that he inherited from his father. He has a wife and a son going through a rebellious phase. Hiroshi is indifferent to his family. One day, Hiroshi’s ex-friend Eisuke comes back to his hometown. Eisuke is a former self-defense official. After Hiroshi learns about Eisuke’s past, he decides to take his job and family more seriously.