S?ya Kuroi has fantasies of people with superpowers fighting a massive dragon in the skies, but his real existence is nearly too odd. Way of a maid along with also an cat's had amnesia for about a couple of weeks and drawn him. He is startled to see seven rainbow-sparkling heroes zoom out to confront -- just like in his dream, when a UFO at the form of a stuffed bear procedures Sorimasaka City as well as also different metros around the world. Even weirder, the maid wants him to leave his guardian also take the foundation of their own power and to confront these personalities.