Do Kyung-soo and Won Jin-A from the movie ”Secret” reveal behind-the-scenes footage of them acting like true lovers

Behind-the-scenes stills from the film "Secrets That Can't Be Told" have been released. "Secrets That Can't Be Told" is set in a practice room on a campus where the secret of time is hidden, with YooJun (Do Kyungsoo) and DO (EXO)