A story about two girls started from nothing as friends, naturally, became each other's everything. Yoona was part of Yuri, as Yuri was part of Yoona. If you fight like a married couple, talk like best friends, flirt like lovers, and protect each other like siblings; its meant to be.

Yuri, the singer and Yoona, the waitress are both engaged to be married but to the wrong people. Fortune intervenes to help them discover each other.      

YoonYul with their baby Kwon Sarang Im. Their baby will make their love stronger, days shorter, nights longer, bankroll smaller, home happier, clothes shabbier, the past is forgotten, and their future was worth living for.

The expecting of a first child can test even the strongest of relationships, even for Yoona and Yuri, and married life is a huge new adventure for them. The road ahead will not always be smooth and life puts challenges in their path