After getting fed up of her strict family and being bullied at school, 17 year old Nina Iseri has finally made the decision to move to Tokyo (or close to it, in Kawasaki) from Kumamoto after getting an extra push by her favourite band, Diamond Dust. After a rough night with everything not working out, she runs into the vocalist Momoka who...

16 years ago a meteor had struck Earth but the area has just re-built itself. A-ko and C-ko are the latest transfer students to Graviton High. The loud talkative C-ko immediately catches the attention of class prodigy B-ko. And so B-ko tries to ruin their relation so she can have C-ko to herself, unaware of A-ko's superhuman strength...

Chisato is part of a secret organisation "DA" that trains young orphan girls for their missions and name them, "Lycoris" (there's an all boys unit named, "LycoBell" too). Their sole purpose is to eliminate any signs of crime in Japan discretely without anyone ever noticing. When the cool, serious all business Takina Inoue...