She'll be acting alongside Choi Sung Jae�and Kim Joo Young in the retro drama set in the '60s and '70s. 'That Woman's Ocean' tells the story of Seung Ah's character Yoon Soo In�as well as her birth mother Park Soon Ok�and the mother who raised her, Lee Young Sun.

SEE ALSO: HYBE CEO Park Ji Won releases statements to label employees, ADOR, and Belift Lab staff

The drama will start airing at the end of February following the finale of 'That Sun in the Sky' on KBS.