xia xiaoyu (played by zhang yuqi) works in a dating website, responsible for testing their pairing index for single men and women, as a credential to match them ccc。 xia xiaoyu has a boyfriend xu mo (played by huo jianhua), who has been dating for many years. the two have a 98% match, which is a perfect match made by heaven. however, just as xia xiaoyu was waiting for her boyfriend to enter the marriage hall, news came that xu mo cheated on her and had an engagement with the rich daughter ye jingsi (played by shi yufei). zhou yunfeng (played by quan xiangyou) is xia xiaoyu's immediate boss. the company's tight finances caused him a headache. ye jingsi's father was the biggest financial supporter around zhou yunfeng, so he decided to attack ye jingsi. zhou yunfeng and xia xiaoyu pretended to be lovers, got close to xu mo and ye jingsi, trying to interfere with each other, but as time went by, the situation gradually became out of control of the four.