What if you know when your life will end? What if everytime your heart beats faster you lose a life span? What if you love life but afraid to live it? This is a story of a girl who met the person that could change her life and answer all those what ifs.

Eunbi and Chaeyeon has been mrried for quite a long time. Now seeing each other interacting with their daughter. Some bits from the past came back to tjem like it was just yesterday.

Chaeyeon goes on a very eccentric choice of trip during winter with her daughter Yuri. As they progress on the road they had a taste of memory lane.