Fang Cheng, a genius with extraordinary memory and deductive skills, is a specially appointed consultant for the Criminal Investigation Bureau. But because he can see the "memories of the dead," people regard him as a freak. When a series of bizarre murders occurs, each crime scene marked with an eerie ancient symbol, he teams up with Lin Xia, a newly transferred police detective. One uses scientific reasoning to analyze crimes, while the other relies on intuition to sense what happened at the scene. Though completely different, they are forced to work together to uncover the truth behind the string of murders. As they draw closer to the truth, they discover that the cases are astonishingly connected to the death of Fang Cheng's mother, which he witnessed as a child...