Actresses So Ju-yeon, Jung Yi-seo, and Jo In were cast in the KBS "Drama Special 2021 - Three".
The single-act "Drama Special 2021 - Three" which is scheduled to air in December, is a suspense thriller that takes place as three friends who lived with the wounds of sex crimes gather again for revenge, A Love So Beautiful, Dr. Romantic 2, Drama Special 2021 - Three, Lovestruck in the City, Jo In, Jung Yi-seo, So Ju-yeon