In a futuristic Tokyo where police have been privatized and bitter self-mutilation is so casual that advertising is often specially geared to the 'cutter' demographic, Ruka is on a mission to avenge her father's assassination. Ruka is a cop from a squad whose goal is to destroy homicidal mutant humans known as 'engineers', that possess the ability to transform any injury to a weapon in and of itself.

A young girl with mental illness just wants to die. But the necroborgs have other plans...

Shiori Higuchi works at a town hall in Yakushima Island. She is in charge of a plan to hold a concert for the famous Tokyo Wind Orchestra. 10 members of the orchestra from Tokyo arrive on Yakushima Island, but they are not from the famous Tokyo Wind Orchestra.

Koga is a wimp and is being bullied at school even by a girl. Soejima comes to his defense, but is now a target of the two bullies as well. Koga and Soejima are attracted to one another. Is it their mutual victimhood or actual love or could those two things be one and the same in this case?

Nobuto, a dedicated boxer, can't seem to win a match, while his friend Kazuki is becoming a rising star and may win the championship. Meanwhile, Kazuki is engaged to Chika, Nobuto's first love.