Sung Yeon (성연) is a South Korean actress known for appearing in supporting roles across contemporary Korean film and television, often within drama-focused and character-driven productions. Her work is primarily associated with ensemble storytelling, where she contributes to narratives centered on interpersonal relationships, emotional conflict, and everyday realism. She has appeared in a range of Korean screen projects that typically emphasize grounded performances and naturalistic acting styles. In these productions, Sung Yeon is frequently cast in roles such as colleagues, friends, or supporting figures who help build the emotional and social context of the main characters’ stories. ...