[1][2][3] In Taishō era Tokyo, 17-year-old Gen takes care of the household of her family due to her stepmother's rheumatism.

Meanwhile, her younger brother Hekiro lives a carefree life, repeatedly getting into trouble and making gambling debts.

When Hekiro falls terminally ill with tuberculosis and is hospitalised, with his sister by his side every minute she can spare, he finally regrets his behaviour.

After Hekiro's death, Gen collapses and is taken back home with anemia by the hospital personnel, but once she awakes, she returns to her role as the housekeeper without questioning.

[1] At the 1961 Cannes Film Festival, Her Brother received a special mention by the French association of image and sound technicians (CST).