 These include a jealous killing among her circle of friends, an obsessive biology teacher attempting to bring back a beloved student, a tussle with bank robbers, and a stint as an unusual bodyguard for a dying goth-rock star.However, acts not featuring Reiko begin to appear, which cut away to the exploits of teenage serial killer Saki Yurikawa.Driven by a fanatical desire to have a younger sister to care for, Yurikawa kidnaps young girls and tries to force them into a sisterly role, but they inevitably end up fearing and hating her, causing her to become enraged and murder them.