After the death of his eldest brother Chen Zheng, Chen Yan discovered his mother Lin Xiulan's name in his will, revealing the shocking secret that he was not of the Chen family's blood. The biological mother who was kicked out of the family is now anonymous, while the adoptive father Chen Zhenguo and his sister-in-law Zhou Man have their own secrets, and the online revelations of nephew Chen Xiao have made the family scandal boiling over. Chen Yan must choose between the truth and family affection, and the diary left by Chen Zheng points to a buried murder step by step.
