Minako and Mayuko are rival members of their high school's karate club. While staying at a training camp boarding house, one of the other members, Saori, starts to lose her mind overnight. When one of the 10 staff members of the training camp vanishes, Minako starts to investigate the cause...

Ten years ago, a group of girls hear this urban legend: A hideously burned girl will appear if you repeat the incantation, "Purple Mirror," five times in front of the mirror at 11:35 at night. One after the other, they die mysterious deaths. Ten years later, students belonging to the school's tennis club stay at the school's old grounds for their training camp. Hearing of the rumor, they decide to repeat the incantation before the mirror for fun...