Riko's uncle Shozo had a dream. He dreams of impregnating her niece Riko, who has watched her grow since childhood. However, contrary to his wish, he was suffering from erectile dysfunction. So, as a last resort, Shozo chose a "pregnancy agency". Shozo's dream of "I want to impregnate Riko with my own hands" eventually takes on a hideous obsession that falls upon Riko's body...
