No-Eul and Myungsoo have been lovers since their freshman year but there relationship wasn't like any other. Myungsoo is a rising rookie actor that has taken the hearts of many girls across the nation. As their high school graudtation was near No-Eul learns that she is pregnant with his child. 

From there, he was stone cold. He didn't want anything to do with her nor the child, he wanted her to abort. His career was rising and he was a young 18-year-old not ready to be a father.

No-Eul moves to Austrilia as she continues with her birth but faith didn't treat her so well. On her way to labor she was in a car accident that causes her to lose her child.

5 years later, she is happily engaged to her fiance, Yeo Jin Goo, who is a clumsy yet successful businessman. He asks her to go with him to Korea for his projects but she didn't realize that goinng back would change her life forever.

Myungsoo and Jin Goo were step brothers? Myungsoo who wants to be back in her life? She is tangled with the love of her life and her first love? who will she choose? what secrets will be revelaed?