Watch Sadisflix. ​Eun-kyung is a building cleaner with a college-age son. After leaving her son behind to borrow money, she stumbles upon a discount poster for the musical Silver. a discount poster for the musical Silver, and decides to save up and go to the show. Ever since she was a child She dreamed of being a musical actress singing on stage. After a strange encounter on the way home with Assistant Director Moon and Chief Yoon. Eun-kyung has a great time watching the musical, which tells the story of relationships. After the show, the sun sets At the National Theater, Eun-kyung meets the lead actress.