Aging samurai Hanshiro Tsugumo arrives at the home of Kageyu Saito and asks to commit a ritual suicide on the property, which Saito thinks is a ploy to gain pity and a job. Saito tells Tsugumo of another samurai, Motome Chijiiwa, who threatened suicide as a stratagem, only to be forced to follow through on the task. When Tsugumo reveals that Chijiiwa was his son-in-law, the disclosure sets off a fierce conflict.

Shuhei Hirayama is a widower with a 24-year-old daughter. Gradually, he comes to realize that she should not be obliged to look after him for the rest of his life, so he arranges a marriage for her.

The myth of the Sun Goddess who founded Japanese society is seen through the lens of a modern view of history.