When the Zhongnan Bridge suddenly collapses, a human skeleton emerges from the bridge pier. To trace the cause of her father's death, Wen Xiao Yu, the daughter of the deceased, is assisted by a boy who calls himself Meng Chao, and together they embark on a quest for truth and revenge. Gradually, they discover that Wen Xiao Yu's adoptive father Zhu Fang Zheng is hiding a shocking secret behind his death.