Follow Ryu Ogawa, a shy young man tormented by three girls who take bullying to extreme lengths. Amid a brutal harassment incident, a bizarre supernatural event unfolds, sparking a twisted and captivating journey for Ryu and the girls. Exploiting Ryu's unusual abilities, the girls transform his very essence into a living pleasure device, incorporating it into their intimate encounters with a variety of individuals. However, as they revel in their newfound power, they discover a sinister consequence—their identities undergo a profound metamorphosis, unveiling their innermost and most taboo longings.