Japanese action horror in which introverted high school girl Mitsuko (Reina Triendl) has her world turned upside down when she repeatedly stumbles into alternate realities. When Mitsuko is on the bus with her fellow students on the way to school a gust of wind slices through the bus, cutting through the bodies of everyone on board except her. Horrified by what has happened, Mitsuko runs away and finds herself dressing into another girl's uniform before attending a different school. It is here she meets Aki (Yuki Sakurai), Sur (Ami Tomite) and Taeko (Aki Hiraoka) with whom she soon becomes acquainted. One by one, the girls are killed in horrible twists of fate, always leaving Mitsuko alive. Mitsuko then enters different realities when trying to escape these individual horrors and finds herself stuck in a loop. Can Mitsuko change her destiny and break the cycle?