"Am I satisfying my wife?" Ginji, who can only perform vanilla sex, seeks therapy to resolve his insecurities. Meanwhile, his wife Kanon can no longer suppress her hidden desire for SM and becomes acutely aware of her husband's changes. Through the sex therapist's extreme treatment, their relationship takes a shocking new turn. As Kanon is tightly bound, she moans intensely, overwhelmed by deep, fulfilling pleasure. Witnessing her like this, her husband is crushed by jealousy and arousal, exposing the true nature of their marriage. A dramatic clash of sexual depth and marital emotions unfolds in this intense NTR and BDSM story.