Rina lives with her husband's family, having taken over their family business. Just as she begins to adjust to life with her in-laws, her brother-in-law returns home due to debt problems. One night when the family is away, Rina becomes aware of her brother-in-law's gaze. His intense stare heats her body. Amid the sweltering summer heat, their sweat glistens brightly as a forbidden relationship begins. Their entwined glances make her heart race uncontrollably. During these secret nights, their bond grows deeper...