Only One Tomorrow

She's starring in the role of her lifetime. It's 1931, and Lee-Won's brother has been framed. As she tries to escape with him, she's knocked out and wakes up in the 21st century. When she's then asked to play the character of On Lee-Won in a film, she realizes that it's the story of her own past and resolves to find out who framed her brother. (Source: Manta)