A lawyer with a ten-percent winning rate is caught up in a murder case and becomes the notorious and genius con artist, Big Mouse, overnight. In order to survive and protect his family, he tries to reveal the true colors of the privileged people involved in a huge conspiracy.
Yang Kyung-won is a South Korean actor and model. He is best known for his roles in Crash Landing on You, Arthdal Chronicles Part 1: The Children of Prophecy and Hi Bye, Mama!.