A sudden visit from her ex-boyfriend shatters the couple's peaceful daily life. Though initially conflicted and anxious about his arrival, the married woman is overwhelmed by his seductive advances. This threatening presence to her happy marriage pulls her deeper into temptation. Amid intense training, her suppressed desires erupt, awakening new impulses. Gradually, her heart begins to shift toward her ex, destabilizing her relationship with her husband. With no escape left, she ultimately surrenders herself to him once again.