In upcoming drama series “Cinderella and Four Knights,” Lee Jung-Shin will play Kang Seo-Woo. His character is a popular singer and songwriter. He is also one of the three Kang brothers. For Choi Min, he will play Lee Yoon-Sung. His character is a butler and bodyguard to the three Kang brothers and secretary to CEO Kang (Kim Yong-Geon).