I'm a Delivery Guy, You Bind Me to the Tyrant System

As a poor college student delivering food, Mu Changsheng accidentally has a one-night stand with school beauty Kong Yun and activates the mysterious Tyrant System. The system requires him to bind 'show girls'—excellent women—and boost their affection to earn massive rewards including money, luxury cars, properties, and skills. Mu Changsheng's life changes overnight. He first makes his mark on campus using initial rewards, attracting the attention of class flower Xu Wen and wealthy best friend He Shuyu, and continuously increases their affection through spending and heroic rescues.