A mysterious extraterrestrial being resembling Godzilla rapidly approaches Earth. The monster, dubbed SpaceGodzilla, lands to challenge the King of the Monsters.
Early summer, Keiichi had just moved to a remote mountain village. As he becomes close friends with a group of girls, he was enjoying his life in the village. However when he starts to become suspicious that his friends may be deeply involved in successive murders that occur every summer, the situation around Keiichi gradually starts to turn into something more sinister.
When she learns that her husband's company is in danger of going under, dedicated housewife Sonoe desperately searches for a way to save his business -- a quest that eventually leads her to seek the counsel of his rival, Tsuyama. After agreeing to accompany Tsuyama to an S&M sex den, the straitlaced Sonoe finds herself entangled in a fetishistic world replete with scintillating secrets and dangerous desires.
