Yuya returns home to visit his parents and announce his upcoming marriage. However, instead of his mother, he is greeted by her friend, Honoka. The sudden reunion with his former lover sends his heart racing and stirs arousal deep within his groin. Burdened with pre-wedding anxiety and still drunk, Yuya finds himself irresistibly drawn to Honoka's advances. The two sneak away from prying eyes, secretly indulging in passionate intimacy, surrendering completely to their burning desires. Yet, this unspoken affair cannot last—faced with the vow of marriage and the tempting possibility of a new romance, Yuya stands at a crossroads.