Ah Di who was diagnosed with mental disability when he was young, lives a poor but happy and peaceful life with his mother, Shu Xian (Remon).
Xiao Mei's parents died in a car accident and both she and her younger brother, Yu Cheng (Adrian) are forced to board at their relative's home.
Yu Cheng is a top student who has just graduated from school, but in order to make ends meet, he is forced to quit his studies to work.
Ah Di is envious of Xiao Mei and Yu Cheng's relationship, which makes him reminisce the childhood spent with his brother.
Many years ago, Wei Zhong encountered an accident that caused an irreversible injury, forcing him to give up badminton forever, while allowing his main rival and best friend, Qi Jun (Johnson) to not only step up but also end up marrying his college sweetheart, Chen Rou (Stella).
When Rui Li learns about Ah Di, she urges Wei Zhong not to abandon his younger brother, as he recalls the unpleasant memories of their past.
When their parents divorced, his mother took custody of Ah Di and left him with his estranged father, who indulged relentlessly in alcohol, neglecting his older son.
Rui Li emphatises[check spelling] Shu Xian and vows to tries her very best to find back Ah Di as well as resolves the hatred deep in Wei Zhong.
Ah Di, remorseful of the situation he has caused everyone, makes a vow to convince his older brother to take in Xiao Mei and Yu Cheng when they reunite.
On the verge of total despair, fate brings Ah Di to Wei Zhong and is also forced to take in Xiao Mei and Yu Cheng.