Secret Relationships (Korean: 비밀사이) is an upcoming South Korean BL romance workplace television series created by Jeong Soo-yun, written by Lee Yoo-jin, directed by Yang Kyung-hee, and starring Kim Jun-seo, Cha Sun-hyung [ko], Cha Jung-woo, and Kim Ho-young.
Based on the Kakao webtoon of the same name by McQueen Studio, it depicts the complicated relationship between Da-on and the three men surrounding him.
It is scheduled to premiere on Watcha [ko] on February 27, 2025, and will also be available for streaming on FOD in Japan and on iQIYI in selected regions.
[6] In November 2024, it was reported that Playlist Studio would be producing its first BL drama along with Kakao Entertainment and Fuji Television.
Writer Jeong Soo-yun, who wrote Hope or Dope (2022) and Tastefully Yours (2025), participates as the creator.