Fujisaki Nobuhiko is an energetic 18-year-old guy. Other than masturbating to release the desires, he went out to buy the game "Dragon Hunter Cross" and ended up saving a mysterious old man from a yankee. That old man gave Nobuhiko the game he wanted to buy. But it was a mysterious game, that one can step into the game world. There was even a red light district in the game… Nobuhiko then save up money from hunting in the game to conquer the red-light district.