with Zita (Michelle Ye) and Donald (Sammul Chan) which leaves the other two stuck in the middle of the love triangle. As Belle and Samuel accept each other as close friends, a jealous Vincent grows contentious in his friendship with Samuel. Misunderstandings between Belle and Samuel, led Vincent to the verge of divorce, before seeing the light in his relationship but not before a tragic accident takes his life. Belle spirals into depression and delusional thoughts while grieving for her husband. But Zoe, who has been in an awkward and often one-sided romantic relationship with a much older Samuel, begins to second guess her relationship and decides to let Samuel pursue a second chance with the newly-widowed Belle. After an eventful journey in their cadet training, the friends pass their cadet training to become pilots with Solar Airways. Cast Main cast 唐亦琛 Samuel Tong Yik Sam (portrayed by Francis Ng) - A senior pilot at Solar Airways. Having grown up with best buddy, Vincent, they both strive to be the first Chinese captain at Solar. Straitlaced and serious, he regularly checks his emotions, so he often appears cold-hearted. 樂以珊 Isabelle "Belle" Lok Yi San (portrayed by Flora Chan) - A member of the Solar cabin crew, she first met Samuel in Rome and falls in love with him. Due to a misunderstanding, however, she eventually met and fell in love with Vincent, and marries him instead. 凌雲志 Vincent Ling Wan Chi (portrayed by Joe Ma) - Sam's best friend and fellow senior pilot. He was a playboy and treated his relationships with women casually, but he later changed his outlook on life. He dies mid-series. 蘇怡 Zoe So Yi (portrayed by Myolie Wu) - A bubbly, vivacious and naive person, she aspired to work at the airport after a medical incident on an airplane. Secondary cast 童希欣 Zita Tung Hei Yan (portrayed by Michelle Ye) - She began her career as the only female trainee pilot in the cadre. Growing up in a single parent family, she repeatedly searched for her father, whom she believes is in Japan. 唐亦風 Issac Tong Yik Fung (portrayed by Ron Ng) - The younger brother of Samuel. He grew up believing his mother was his older sister, but finally found out the truth behind his family story. Initially immature and irresponsible, he later became a pilot with Solar. 萬浩聰 Donald Man Ho Chung (portrayed