Bae Sejan received her bachelor's degree in jazz performance at the prestigious Tongde University for Women in South Korea. He received a master's degree in jazz performance and started teaching at several universities in Seoul and Daegu after moving back to South Korea. At the same time, she regularly performs at some of the most famous music clubs and concert halls throughout South Korea, as well as participating in radio stations, festivals and many recording studios. Bae Sezhen has performed all over the world, including the United States, South Korea, China and Japan.