Aya adapts Hyakken Uchida’s eponymous short story in which characters wonder whether they are alive or dead, as the reality of their existence is swept from under their feet.
Middle-aged widower Tetsuro finds an unconscious, homeless young man on the riverbank in his small seaside town. Offering him room in his home, Tetsuro and the man who calls himself Shinichi develop a father-son dynamic, despite the secrets that linger between them.
Sara and Ryo have been going out for 5 years. They take a trip from Tokyo to nearby Atami in November of 2017. Ryo is 28 years old and is getting ready for married life, but Sara isn't into the idea. More than antipathy to marriage, she resists the nebulous existence of the future itself.
A young woman, Ako, wanders around a sparsely populated housing estate in a rural city, Mito, where she spends her time speaking to objects and plants.