This is a 100% pre-produced drama. Filming began on 2016-Sep-05 and will be finished on 2017-Jan.
This drama is about a romance story between a time traveler and his wife. Yoo So Joon (Lee Je Hoon) is a CEO of a real estate company, who has the ability to travel through time via a subway. Song Ma Rin (Shin Min Ah) is her wife and works as a photographer. So Joon foresees his future-self living miserably so he decides to marry Ma Rin in order to avoid that fate. As time passes, he learns to love her selflessly.