A girl who can travel through time meets a man who lives a torpid life. Kim Hye Ja is a bright and positive 26-year-old woman who wishes to become an announcer. One day, she gains the ability to exploit time and from there, is involved in a complicated timeline as a 70-year-old. Lee Joon Ha is a man who wishes to become a reporter. He worked hard to reach his goal, but now throws away his time and lives lethargically. When the two opposites meet in a complicated time, a love story begins to unfold.