Hai,the protagonist,is a willy-nilly person.The life philosophy he learned from his father,a mattress salesman,is that man should be like a mattress which is flexible no matter what.Xuan was Hai's schoolmate and girlfriend from college days.Xuan and Hai urged Hai's parents to take a tour to Beijing so they could have some fun.Hai's parents died in a plane crash and Xuan left Hai for American,feeling guilty.Hai took over the family business and started his career as a mattress salesman.Jia-Yin,Hai's wife, couldn't conceive for many years and she decided to have Hai's semen tested behind his back.Hai met Xuan again and they started to have an affair.Jia-Yin found out Hai was infertile from the test result,and she also learned that Hai had an affair with Xuan, so Jia-Yin divorced Hai.Ain't life suck? Hai had lost his fertility,his love,and his marriage.What should he do now?