苏云清为查明嫁入沈家的长姐失踪的真相，暗藏身份进入沈家却深陷内宅争斗。她想尽办法查案却多次意外魂穿到落魄将死的恶人身上。每每案件调查出现转机之时苏云清便被动魂穿变成恶人，使得自己常立于性命攸关的险境。在这坎坷波折的过程中…

The deity Bai Yan was banished to the mortal world for accidentally disturbing the human marriage. He fell from the sky and bumped into Shangguan Ya, the head of the matchmaking house. By accident, he became the boss' hu…