Kim Sa Eun (김사은) is a South Korean Singer, Model, Actress and Musical Actress under Golden Eight Media. She originally debuted under Big Hit Entertainment as a member of Banana Girl. In 2020 she took part on the show "Miss Trot 2" but unfortunately got eliminated. She is also known as popular beauty YouTuber "Shantokki". She is also happily married to Super Junior member Sungmin.