In Japan, many evil organizations terrorize the people and the police can't do anything. One of them, Gamshack is composed of supernatural beings called Kaijins. A member of Gamshack called Shiropaya decides to resign from the job as she doesn't want to be a villain anymore but rather a hero.
She searches a job among the heroes squadrons with poor results when a kaijin attacks. He is defeated by a costumed man called Red who happens to be very stressed.
She is explained by a old lady that the boy: Red Koutarou suffers from a very rare illness but is a very good hero, though alone in his squadron. Shiropaya decides to join his squadron to help him fight the crime.
|One-Shots:||Zone • Continue • Kaiten!! • Demon King|
|Characters||Robin/Julia • Lenalee (zone) • The Earl of Millennium • Taiyo Yamamoto • Koji • Shiropin|