Rem, a virgin boy who loves the occult, has both love and ulterior motives for his classmate, Himawari, a gal who speaks to him in a friendly manner. Meanwhile, Rem learns that her girlfriend Himawari has gone into an "astral projection" and is unable to return to her body. In order to return her soul from her astral projection to her body, it seems that it is necessary to "make her cum"...! ?