After being heartlessly dumped by his ex-girlfriend Wang Feifei, who runs off with a wealthy heir, Jiang Fan, Su Chen is humiliated and ends up in a car accident. This tragedy awakens the mysterious "Hundredfold Cashback System," which rewards him with 100 times the amount he spends on women. With his newfound power, Su Chen's life transforms as he meets four captivating women — Liu Qingyan, Su Wan'ning, Xia Linlin, and Han Mengyao. While Wang Feifei and Jiang Fan mock him, accusing him of being “kept,” Su Chen’s rise to the top proves to be far beyond their wildest imagination.