Chen Lina (played by Gigi Leung) works in Guangzhou and meets accountant Yu Xiaodong (played by Shao Bing). After they fall in love, Xiaodong proposes to Lina, and they plan to hold a wedding banquet in Hong Kong. Lina decides to quit her job and return to Hong Kong to make arrangements. Xiaodong's brother Yu Ridong (played by Chen Bolin) works as a ground manager for an airline company in Hong Kong and has his own place. To save money, Lina moves in with Ridong and sleeps in the guest room. However, as things go, Xiaodong's female secretary has been in love with him for eight years and suddenly confesses her feelings! Xiaodong is conflicted and, upon reflection, realizes he is not a good husband! Overwhelmed by guilt, he secretly regrets the marriage and proposes a divorce to Lina. Lina feels like she has fallen into an abyss, staying at Ridong's house and unable to face it all, lost in thought every day. Ridong helps to deal with the aftermath, apologizing to Lina's family and friends on behalf of Xiaodong, and encourages Lina to confront reality instead of dwelling in sadness, suggesting she separates from Xiaodong and rebuilds her life. The two continue to live together like siblings and confidants, supporting each other. Gradually, feelings develop between them, but Ridong keeps his emotions bottled up inside. In the end, will this pair of lovers be able to overcome their inner obstacles and walk hand in hand into the future?