Description：The tall and straight Li Guosheng (played by Zhang Jiayi) is an excellent air force mechanic. With such an enviable status, he fell in love with Xu Ting (played by Zuo Xiaoqing). Xu Ting's parents were sent to the May 7th Cadre School because they were suspected of being spies. Guosheng insisted on marrying Xu Ting regardless of other people's eyes, and he did not hesitate to quit the Air Force for this. Helplessly under the pressure of society and family, the two lovers parted ways. Aggrieved at the bottom of his life, Guosheng welcomed the second woman in his life, Ma Tian (played by Zhu Rui). Under the arrangement of social reality and fate, the two got married. Life after marriage is uneventful, perhaps everything is on the right track, until one day Xu Ting, who should have died, reappears. The calm water surface is disturbed again. Every era has such and such a sad story, and Li Guosheng's life is not the only one...