Chae Seo Jin is a South Korean actress managed by Ghost Studio. She started her career as a young actress in Over the Rainbow (2006). She is known as Kim Ok Bin's sister. In May 2016, Chae decided to use Chae Seo Jin as her stage name instead of her birth name, Kim Go Woon, because she didn't want to be known as "Kim Ok Bin's sister". She got married on April 7, 2024, to her non-celebrity boyfriend. (Source: Wikipedia) Watch drama online for free.