Her brother-in-law, devastated by a professional failure, returned to his family home. But instead of warmth, he was met with cold, indifferent stares. One sweltering night, he peered into his younger brother's bedroom and became consumed by frustration and uncontrollable desire. Seizing the moment when the family was away, he approached his brother's wife, Rin. Overpowering her resistance, he pulled her into a forceful embrace, their bodies drenched in sweat as he took her roughly. Amid mingling sweat, saliva, and bodily fluids, they both surrendered to raw passion. In the oppressive heat of the tropical night, what began between them was more than mere lust—it marked the start of a deep, forbidden bond.