Actress Jin Seo-yeon showed off her extraordinary bikini figure.

Jin Seo-yeon posted a video taken at a resort on her Instagram on the 20th.

In the video, Jin Seo-yeon is taking a close-up shot of herself with an exotic landscape in the background. Her firm shoulders, arm muscles, and voluptuous body line are revealed, drawing attention.

Jin Seo-yeon participated in the Tongyeong World Triathlon Cup through the recently concluded tvN entertainment show ‘Iron Girls’, and completed the 1.5km swim, 40km bike, and 10km run.

Jeon Hyo-jin, Donga.com reporter jhj@donga.com