There is an old saying that "If you love someone set them free If they come back, they're yours; if they don't they never were." But how true is it? Those this means if you get left behind you should wait and see if they come back? How long one, must wait? When do you stop? What happens when the one that got away came back?

Im Nayeon and Yoo Jeongyeon loved each other too much they've lost control.

If there are things that the campus crush a.k.a Yoo Jeongyeon would be willing to learn, that would be the How's to Im Nayeon's heart, but would the number one student Im Nayeon learn the basics of love, before things fall apart?

Would you accept that the person you really love turned out to be the one that got away? Or would you go after her and make her your one great love? Follow the journey of Yoo Jeongyeon as she finds the answer to her questions. A 2yeon story with SaTzu, DahMo and MiChaeng side......

In a world full of hate Yoo Jeongyeon found a place that was full of love, the kind of love that grows from sacrifices.

A story of a carefree girl with a rare heart condition meeting a arrogant doctor that will both change there life. With SaTzu, MiChaeng, DahMo, God Jihyo and 2Yeon.

Will Yoo Jeonyeon finds the missing piece of her life?

Is it true that the heart remembers what the mind forgets?

Is it possible to find yourself in someone you never knew existed? Two strangers and a faithful encounter.

If you were given a chance to tell her the things she never heard, would you give it a try? Or would you rather let her go the 2nd time around?