The Hirata are a typical family residing in picturesque Kosai, Shizuoka Prefecture. Their lives are thrown in chaos when an earthquake strikes and causes a nearby nuclear power plant to explode. They must evacuate their home.
Higanjima is an eerie island occupied by vampires, from where none has ever come back alive. When teenager Akira hears that his missing brother has been seen in the island, he decides to investigate with several friends.
In this excursion into Tokyo's dark side, a sexually repressed woman finds liberation by turning tricks at night a sex worker is taken by surprise when her ex drops by and a sex blogger finds strange kinship with a loner.