Mo Xiangxing could hardly believe that a supernatural incident like swapping souls would happen to him, especially since he had switched bodies with the person he liked, He Kuang. As they worked through one baffling case after another, they fell for each other, only to be killed by a criminal. Heartbroken, he died of poisoning three days later, and unexpectedly discovered that there was more to their tragic fate than met the eye. In the midst of all this disbelief, he was reborn.