Sixian (played by William Li) and Cheng Feng (played by Xu Weilun) have known each other since childhood. Sixian is interested in Cheng Feng, but Cheng Feng has always regarded Sixian as his brother. Cheng Feng was determined to become a flight attendant, and her mother was a flight attendant who died in a plane crash. However, this did not affect Cheng Feng's longing for the sky. Sixian ran to become an empty passenger for Cheng Feng, and Sixian's
Sixian (played by William Li) and Cheng Feng (played by Xu Weilun) have known each other since childhood. Sixian is interested in Cheng Feng, but Cheng Feng has always regarded Sixian as his brother. Cheng Feng was determined to become a flight attendant, and her mother was a flight attendant who died in a plane crash. However, this did not affect Cheng Feng's longing for the sky. Sixian ran to become an empty passenger for Cheng Feng, and Sixian's