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...

It is the year 2045, The House was an orphanage where children were raised and educated until the age of 12 or until someone adopts them before then. Emma, Ray and Norman were the prodigies amongst them. Everyone seemed happy until one night when one of the children leaves without their favourite stuffed toy, Emma and Norman discover it...