tvN’s Love In Disguise (2026) tells the story of a chaebol heir who becomes a prime suspect in a murder case, and a female detective who goes undercover as his male personal secretary to investigate him.
It is based on the web novel, Why Don’t You Know She’s A Woman?, by Lee Ahyun and Ryu Doha.
Genre: Romance thriller
Also known as: Why Don’t You Know She’s A Woman?
No. of episodes: 12
Screenwriter: Mun Soo Jung
Director: Park Dan Hee
Network: tvN
Streaming platform: Prime Video
Date: October 19, 2026
Cast:
Yim Si Wan as Yoon Yi Joon
Seol Ina as Kang Jae Hee
Official poster
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Official trailer
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