Choi Kyung Mi is a normal 19 year old in BIGHIT University.

She always wanted to be successful, well educated, get a job, have a wonderful life and marry a person.

...and that person is..JEON.JEONG.GUK.

she loved Jeong Guk since high school and Jeong Guk know that Kyung Mi likes him.

Kyung Mi wanted to stay with Jeong Guk forever.....but what happen's when someone new comes into school? 

His name was Park Jimin and he was perfect and great. 

They became good friends and were great classmates....but Jimin confesses his feelings for Kyung Mi

Now.......who will she choose to stay with forever?

Jeon Jeong Guk or Park Jimin