Hirayama is content with his life as a toilet cleaner in Tokyo. Outside of his structured routine, he cherishes music on cassette tapes, books, and taking photos of trees. Through unexpected encounters, he reflects on finding beauty in the world.
The arrival of an intimate letter prompts a young woman to bring her mother on vacation to a small Japanese town, where someone special resides.
Kazuo Kudo returns to his hometown of Hakodate with his wife because of his autonomic ataxia. Kazuo, who is not able to work and has to attend the psychiatry regularly, continues to run in the city of Hakodate for mental treatment on sunny days and rainy days. When Kazuo comes to communicate with the young people he meets on the street, something begins to change...
