Set in 2020 in the Shibuya neighborhood of Tokyo, the story revolves around Hachi, a boy who fled to the Japanese capital from his hometown of Fukushima and now lives away from society as an illegal drug dealer.

Aoi has dropped out of high school and gives birth to a baby son with her husband Masaya. They live in Okinawa, the Southern island of Japan where they were both born. To make ends meet, she starts working as a night-club hostess. Masaya loses his job and cannot deal with the family’s responsibilities. Their immaturity and dependence aggravate the relationship and continuous fights lead to a social downfall. Aoi’s bond with her son sets her on a path to find solutions.

Forte and Voce, illegal immigrants from Largo, show up at the house where Japanese sisters Kameko and Tsukiyo live...