Tomohiro Kaku

When two best friends develop a crush on the same boy, they develop a plan to trick him into dating them. (imdb)

Dr. Hattori and her husband watch footage of brain surgery experiments with Manchurian, Russian and Japanese guinea pigs that had been found in the basement of a wrecked hospital. Out of the blue, there is a white light and when they look back, they see they children Ota Miyuki and Kaori staring at the light. Years later, Miyuki vanishes from the Tama Medical University Hospital and her sister Kaori, Miyuki's boyfriend Motojima and detective Hirasawa are seeking her. (imdb)

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 Rena, Mion and the others that Keiichi trusted may be deeply involved in successive murders that occur every summer, the situation around Keiichi gradually starts to turn. (imdb)