Long Yingying (played by Meng Yao), the younger sister of the gambling master Long Tianjiu (played by Wang Jing), is better than her master and is known as the "beautiful gambling god". In order to retrieve the debt owed by her old enemy Qiu Manchester United (played by Chen Guokun), Long Yingying went to the other party's gambling boat but was plotted against and shot down by her bodyguard and lover Henry. On this side, Zhou Jielun (played by Zhang Jiahui), the incompetent debt collection director of a financial company, and two of her best friends were just making mistakes at work and being deceived and beaten by their girlfriends all day long. The depressed three people relaxed at the seaside, but picked up a beautiful woman with amnesia. Since then, Zhou Jielun has been living in the same room with the amnesiac Long Yingying. After experiencing her ex-girlfriend, Zhou Jielun was taken care of by Yingying gently and felt the sweetness of love. Soon Qiu Manchester United was unwilling to fail and plotted again, organizing the Asian Gambling God Competition to force Long Yingying to appear. Zhou Jielun, who finally understood Long Yingying's true identity, was also involved in this gambling game with her best friends...