Chen Weiguo has been supporting his adopted son Chen Xiao for ten years, but on the day the hospital's medical examination report was revealed, he was shocked to find out that the child was not his biological child. Behind the truth are lies carefully crafted by wealthy lady Lin Xiufen to protect the status of her parents and children. When Chen Xiao's life experience was revealed and his biological parents knelt down and begged him to return, he turned and walked towards the ruins of the steel factory - where the tapes of Lao Zhao's death were hidden. After ten years of dislocation, who is the real bloodline? And who took the child hidden in the blind spot of surveillance?