Akiba town... it's a holy place for Otaku, known as Akiba Road. Keigo is a normal Otaku, visiting Akiba Road almost every day. His current favourite is "Koisuru Silk Hat", a popular anime. He gets a figure of Memeko, one of the heroines... but a magical girl is incarnated in the figure. The girl is sent to this world because she used a forbidden magic. According to her, "semen shower" is necessary to return to her original body. He can't decide whether or not to accept her offer. And what will happen when the magical girl visits Akiba town? The figure and Otaku's strange summer starts...