Husbands who want to be cuckolded and wives who accept their desires. Those seeking new stimulation become engrossed in the excitement of the extraordinary… Nakamura, troubled by his nightly marital life, consults with Kondoh, an acquaintance from before, only to be unexpectedly proposed a 'swapping' arrangement. Nakamura unleashes his pent-up sexual desires onto Kondoh's wife, while Kondoh reminds Nakamura's wife, who is not proactive in sex, of the pleasures of being a woman. Excited by their impure friendship that transcends marital boundaries, they finally take on full-fledged swapping. The bacchanalian feast that unfolds in a space alien to daily life drives the two couples mad…
