Take or Be Taken

As she took her last breath, her best friend, Yeo-ju, whispered in her ear, ''Actually, I've regressed. The main character of this story is me, and you're an extra.'' Just like that, Seo-young travels back in time to 1 year ago. Seo-young has no memory of traveling in time, and strange things begin to happen. Her once sweet boyfriend, Do-hyun, tries to kill her, and Yeo-ju's lousy project becomes a hit. Seo-young escapes traps by seeing fragmentary moments of the future like a vision, and gradually realizes that all this is the regressionist's version where her best friend Yeo-ju has devised to steal her boyfriend Do-hyun and kill her. Here begins Seo-young's counterattack!