Seoul High School was known as the best school in Korea. The school was exclusive for students from the rich family. Nicole was a new transfer student from Jeju Island to Seoul High School. Her family was rich but she doesn't know about that fact. 

After she was born in LA. Her parents decided to raise their only child with an environment full of nature. So, when she was 5 years old her family moved to Jeju Island and leave there. In Jeju Island, she grows up with other boys because there are no other girls that have the same age as her life there. That's why she turn up and grow like a boy.

In Seoul High School, her life was full of upside down because she was a "TOMBOY". She also meets with 12 guys that have different personality and background in that new school. Will she survive in Seoul High School??

If she needs to choose one of this 13 guys who will she choose?

Best friend
Class president 
Cool guy 
Dancer
Detention guy
Exchange student
Mystery guy 
Nerdy 
New neighbour 
Playboy
Seatmate
Top student
Troublemaker