Sayaka, a high school student, kills herself but the reason behind her suicide is unknown. She appeared to have led a normal life with her family. Her mother Rumiko seemed to have raised Sayaka with love and care. In reality, that does not seem to be the case. When the mother and daughter recall the same incidents that took place in the past, they tell very different stories.

One day a young Brazilian man living in Japan crashes his car into the side of the house of a happy family. They take him in after realizing he had been beaten. As they get to know each other they find the bonds of family transcend blood and lineage.

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.

Modeled on Setouchi Jakucho, Inoue Mitsuharu, and his wife, 2 women depicts the special relationship between a man and two women, based on the novel by Inoue Areno, the eldest daughter of Inoue.