Carnival

Hero Manab that undertook bullying had the habit of losing the memory from Eimi and Misawa who was the senior when there was an unpleasant for a long time thing. There was an appearance of Risa of the childhood friend with whom it protested against bullying to Manab when it was called as usual by Misawa and it went to the rooftop. It loses the memory of Manab since the moment when Misawa to lose one's temper caught at Risa.
It was beheaded, and next, it was disarranged clothes with Misawa that lay in the sea of blood and was an appearance of unconscious Risa that remembered. It loses the memory, and Manab that can do only a vague testimony is arrested as a suspect of the event.

However, the patrol car under the convoy causes the accident, and Manab escapes at the chance. It is likely to be caught some time though it ran away by power.
"At least, let's return Risa the handkerchief before it is caught. "
Handkerchief that was bullied at junior high school and presented to injured Manab. It still has it as guard while thinking the return. When Manab determined so conceals oneself in the park, the appearance of Risa : to the presence. Going, Risa that proposes whether to come to my house in case of not being. Manab faced her house with Risa.

Suchsituationbecomeallbullycauseconclusiondigitthiseventstarting withup to nowweakthrow awayactionpowermanbecomedetermine.
It tries to revenge bullying on Eimi as the first step. Manab noticed though there is assault on body of Risa by chance. He was to think whether the criminal was Eimi, and to have gone to the town to look for Eimi together with revenge.