Su Yi (Myolie Wu) suffers from congenital heart disease. Her husband Yi Chen (Francis Ng), a pilot, resigned and accompanied her to recuperate and seek medical treatment around the world. However, Su Yi's condition gradually worsened, and she quietly left Yi Chen. She did not want her beloved to see her tragic death. Yi Chen has been staying at Manna's (Michelle Yim) place in the UK for two years. His younger brother Yi Feng (Ron Ng) has come many times in the meantime. He persuaded his brother to get out of the haze and start a new life. Yi Chen decided to return to work after thinking it over. Yi Chen joined SkyIette, Tiansong Airlines. In addition to the original familiar faces, there is also a first-class pilot Gu Xiayang (Julian Cheung) among his new colleagues. Due to different opinions, the two have a lot of friction at work. Xia Chen (Myolie Wu) is an aircraft mechanic. Because she looks like Su Yi, Yi Chen treats her as a sister. And Yi Feng has a good impression of Xia Chen, which caused a grudge between the two brothers...