Although their marriage appears happy from the outside, the husband secretly suffers from impotence. Desperate to regain his erection through his wife's body, he devises a "cuckold plan." He approaches a male neighbor and pleads, "Could you please sleep with my wife? And secretly let me watch?" The plan succeeds as his wife begins having sex with another man. Watching her being taken by someone else, the husband becomes intensely aroused. Then comes the shocking action he takes... This is the twisted form of love that has grown between a husband and wife.