Zhang Ziwen gave an embarrassed smile as his face turned red. He couldn't help but appreciate how his older sister seemed to have a knack for teasing. What made him uncomfortable now was the fullness of her chest rubbing against his arm. It was too close, so close that the fragrant scent from her lips was overwhelming. The image of her drunk in bed flashed across his mind, and the sight of her little panties under her stockings that night was even more enticing... He was going insane; his casual pants could barely conceal the growing bulge. Embarrassed, he slightly adjusted his position...