Ah Suo, a middle-aged woman with a natural optimism, dreams of becoming a bus driver. She had been dating her boyfriend Cheng Zhigao for seven years and was ready to get married, but she discovered that he had a mistress in the mainland, and her only relationship ended in failure. A year later, Ah Suo received Zhigao's wedding invitation and decided to attend the wedding banquet to make a final farewell gift for the old love. On the night of the wedding banquet, Qiqi's ex-boyfriend Li Zhenmin originally wanted to ruin the wedding by playing the evidence of Qiqi cheating him of money and sex, but his wishful thinking was accidentally discovered by Ah Suo and failed. After the failure, Zhenmin did everything he could to find Ah Suo, expressing his hope that Ah Suo would cooperate with his revenge plan. What will Ah Suo choose? Will he make a big renovation with the opportunity of revenge?