"H-Hyung. You know... I... I'm going on a date with my girlfriend today..." Paralyzed by the shocking revelation from his stepbrother on a Saturday morning, Jang Choigeon activates a 'Climax Training App' to ruin the date. With each use, his guilt dissipates as he witnesses his brother reaching climax, and he finds himself becoming more and more aroused.
LewdManhwa
