Kenichi who lives away from his hometown and his wife Seiko. Kenichi's younger brother, Shinji, succeeded to his family's electric construction shop, but he was run over by the depopulation of the village. He was a brother-in-law who took over the family business instead of his husband and struggled with it. Seiko sympathizes with Shinji and treats him as a relative, but Shinji attaches to his kindness...