In the middle of the summer night, there were successive murders in the Los Angeles area. although the police put in a large number of police forces, they got nothing. By chance, a medical student forced the murder of his twin brother's ex-wife. Jack, the clinic doctor suspected of aborting him, was the murderer. Jack argued again and again, but he didn't get strong trust. Qiang's brother Rui gene telepathically learned that his brother had been killed, so he was desperate to track down the killer. With the help of strong friend Chris, Ricky not only subdued Jack, but also made the real killer of the murder hard to escape punishment.