Cheng Shuning left with her child six years ago and raised her eldest son who wa…

Cheng Shuning left with her child six years ago and raised her eldest son, who was in poor health, on her own. An accidental mix-up of children on a rainy day brings her back together with Lu Tingshan, who has lost his memory. A pair of identical twins uncovers secrets that had been hidden in the pa…