AllMovie

Sumio is a 15 -year-old teenager who lives with his mother and older sister in a small fishing village. Abandoned by his father who went to live with his mistress, Sumio and his family struggle to make ends meet. When his sister Yasuko falls in love with a schoolteacher, her mother forbids her to marry the man, and the heartbroken Yasuko goes to work in a bar after the schoolteacher marries another woman. Sumio has trouble academically but makes friends with the son of his father's mistress. Later, Yasuko runs off to the big city, leaving her younger brother to deal with yet another void in his life.