Kojirou, a private detective, meets a girl when he is on his way back to his office. Once she finds him a detective, she brings him an offer. "Please find my memories...." That very moment, a man gets off out of a car and takes her away.... He finds out her identity and some keywords.... He is led to a certain place.... Marina, an agent of an information research group, finds a boy who is about to fall off at the top of a building. She tries to stop him but he commits suicide.... There is a tattoo of a bee on his palm. She starts to investigate his death but she is pursued by the police.... Blackout, terrorism, a mysterious medical company, a tattoo of a bee and a mysterious girl.... Will Kojirou and Marina be able to find out the fact? [From ErogeShop]