This drama was adapted from the novel "Fulfill Your Own Blue Sky" (成全了自己的碧海蓝天).
Lan Xiao Yi (蓝小依) played by Ma Si Chun (马思纯) left her job in Nanjing to follow her boyfriend Tian Fei (田飞) played by Yuan Cheng Jie (袁成杰) to Shanghai. In Shanghai, Xiao Yi struggles with her low-paying job but is happy to be with Tian Fei. At the same time, Tian Fei's colleague Xiao Lu (小露) played by Yedda Chen (陈彦妃), a new college graduate, has fallen in love with Tian Fei and is determined snatch him. As emotions become more tangled, Xiao Lu fakes a pregnancy to force Tian Fei to marry her. Tian Fei makes a promise to Xiao Yi that he will sort out the situation and return after 2 years. Xiao Yi believes in him and waits for the 2 years to pass. But she finds out that she is pregnant and with Tian Fei's baby. After half a year, Xiao Yi has had enough of waiting for Tian Fei, and goes back into the working field.
After two years, Xiao Yi has given birth to a girl, Miu Miu (蓝妙妙) played by Fatimah (法图麦·天缘), and has earned enough money to buy her own apartment in Shanghai. Tian Fei and Xiao Lu have also married and Tian Fei now has a car, a house, and a reliable job. But Tian Fei's and Xiao Lu's relationship slowly fall apart after Tian Fei learns that Xiao Lu lied about her pregnancy. At an interview, Xiao Yi meets Hou Zi (猴子) played by Dennis Oh , a wealthy bachelor son. They soon begin a relationship together. Hou Zi proves to be a caring boyfriend who looks over Xiao Yi, Miu Miu ,and her parents.
One day, Tian Fei and Xiao Yi run into each other and Tian Fei learns that Xiao Yi has a child. After checking DNA results, Tian Fei confirms that Miu Miu is his daughter. Tian Fei wants to rekindle thier relationship again, but Xiao Yi is not so keen to. After a huge car accident, Tian Fei is in a comatose state. Xiao Yi takes Miu Miu to Tian Fei daily to help him wake up and restore his memories. After she advises Xiao Lu and Tian Fei to try and accept and love each other. Xiao Yi, Miu Miu, and Hou Zi finally live together happily.