Kim Hye-Ja (Han Ji-Min) hopes to become an announcer. She is honest and has a positive personality, but she suddenly becomes a 70-year-old woman. 70-year-old Kim Hye-Ja (Kim Hye-Ja) gains the special ability to manipulate time. Lee Joon-Ha (Nam Joo-Hyuk) wants to become a reporter. He has worked hard to achieve his dream, but he now lives his life hopelessly. He gets involved with Kim Hye-Ja.