Chae Seo-an

Chae Seo-an is a South Korean actress and model whose career is rising quickly. She first worked under her birth name, Byeon Seo-yoon, and took the stage name Chae Seo-an in 2024 for a fresh start. On Oxfea, she appears as Mo Tae-hee in the fantasy romance My Royal Nemesis (2026).

Early life

Chae Seo-an was born Byeon Seo-yoon on December 3, 1996, in South Korea. She began working as a model and actress under her birth name, taking small television roles and building experience in front of the camera. In 2024, she changed her professional name to Chae Seo-an, marking a new chapter in her career.

Career and breakthrough

Her early credits include Yeon Jung-jeon in the historical drama Moonshine (2021) and a role as Gong Yeon-jae in the dark hit Hellbound (2021). Each part, however small, put her in popular shows watched around the world, and casting directors began to notice her calm screen presence and elegant look.

Popular roles

In When Life Gives You Tangerines (2025), one of the most loved Korean dramas of the year worldwide, Chae Seo-an played the young Park Young-ran. She also appeared as Han Ji-su in the school mystery Hierarchy (2024). These roles showed she could fit both warm period stories and sharp modern dramas.

Recent work and why fans love them

My Royal Nemesis (2026) gives Chae Seo-an her biggest role so far as Mo Tae-hee, near the top of the cast of a drama that mixes romance, comedy and fantasy. She also appears as Han Da-young in Perfect Crown (2026). Fans are excited to watch her grow from small parts to leading roles.