On the first day Cheng Zhanxi escaped from marriage to Sicheng, he fell in love with a woman at first sight. The second time they met, it was at a bar. The two of them had a good time, but Yu Qingtang disappeared. Knowing that the other party was a high school mathematics teacher in Sicheng No. 1 Middle School, Cheng Zhan Xi entered No. 1 Middle School and became a physical education teacher... Later, Cheng Zhanxi went to apologize to his fiancée whom he had never met, and when he arrived at the agreed coffee shop, his girlfriend Yu Qingtang, who had parted at the door in the morning, was sitting across the dining table. The girlfriend who was chasing hard turned out to be the fiancée who escaped marriage.