On the night of Yui Saikawa's big stadium show, Kimizuka and Natsunagi struggle to protect her from a hidden assailant. But the further the two dig into the plot against Saikawa, the clearer it becomes that the teen idol has secrets of her own.

Siesta and Kimizuka win the battle with SPES's top executive Hell who suddenly appears. In return, Siesta was injured in her leg for about two weeks. Kimizuka, who was asked to use it, meets Alicia, a girl who was sleeping in a cardboard box in the back alley. Kimizuka asks her relatives, but Alicia has lost her memory so far...