In the 1980s, singer Chu Shajiao (Michelle Yim) lived alone with her twin daughters in Lau Fau Shan. Unfortunately, the two daughters broke up because of love when they grew up. Shahua ran away from home, and Shasha died in childbirth. Shajiao has since shouldered the responsibility of taking care of her granddaughter Kwan Ho and adopted a mute boy, Man Chu. As time goes by, the appearance of Kwan Ho's (Ho Yiting) biological father, Chuk Chin Fai (Hai Junjie), has once again plunged the three generations of Shajiao, Shahua (Yao Jiani) and Kwan Ho into a love-hate entanglement. Man Chu (Huang Hongjun), Kwan Ho and the young and promising Situ Lai Shun (Luo Tianyu) become friends by fate, which gradually leads to a love beyond family affection between the siblings, and even involves a love triangle. Unable to make a choice, they can only achieve the happiness of their beloved through sacrifice and selfless dedication...