"Silent Witness" is a remake of the Chinese film "Eyewitness". It tells a legal thriller about a chaebol's daughter being identified as a murderer after his fiancée was murdered. It is directed by Zheng Zhiyu, the director of "Eunjoy". Choi Min-sik plays the chaebol, Park Shin-hye plays the daughter's defense lawyer, the daughter is played by Lee Soo-kyung, and Ryu Jun-yeol plays a character who is not in the original work and has an important key to solving the incident.