Masaki and Erina have had intense, frequent sex countless times, yet Erina’s period still hasn’t arrived. They accept the situation with complicated, mixed feelings—part anxiety, part excitement about what it could mean. Despite this, Masaki continues to shower Erina with deep affection and love. Overwhelmed by memories of the painful week when Erina went home and he felt profound loss and emptiness, he clings to her passionately, repeatedly declaring “Don’t go anywhere again! I love you!! I love you! I love you!” as their emotional and physical bond reaches a climactic, intimate peak. The episode blends heartfelt romance, emotional vulnerability, and heavy fetish-driven erotic scenes centered on their obsessive relationship.