Mihina, the daughter of a company president, moved to Tokyo to attend university and started living on her own. Just as her college life was beginning, her father's servant, Kita, came to visit. Told that her father had been rushed to the hospital, Mihina hurriedly opened the door, only to be kidnapped by Kita. Having been fired from his job, Kita directed his grudge toward Mihina. Along with his vulgar companions, Kita subjected Mihina to relentless gangbangs... Realizing there was no escape, Mihina began to degenerate, eventually seeking out the cock on her own...