It's the year 2050, and time travel is possible thanks to Alice, the device that makes it possible. If you believe in prophecies, you might think that time travel will soon come to an end. To find out about the prophecy, You Min Hyuk and Yoon Tae Yi are sent back to 1992. Tae Yi realizes she is pregnant, so she stays in the past by herself. He is called Park Jin Gyeom, and his mental health is harmed by radiation exposure. She changes her name to Park Sun Young, and he is born with a beautiful face. Fast forward to 2010. Sun Young is killed by someone. Ten years after his mother died, Jin Gyeom is on a quest to find out who killed his mother. During his search, he meets Yoon Tae Yi, who looks just like this mother. What will happen to these people who are caught in the middle of time and space?