Based on the adult game BLACKRAINBOW Studios Not only is Nurakoshi Shinta the main lecherous loser of his school, but a tentacle-shaped alien decides to settle on his dick. Shinta is terrified of how he can walk the streets looking like this… But, the tentacled alien promises Shinta that no one will see him, and he will also give him the superpower to hypnotize people, so that they think he is someone else, all for the sake of impregnation… Thus begin the erotic adventures of Shinto and his alien symbiote.