Kim ju-kyung who was an ordinary simple girl who works at a grocery store. She passes an exam along with my best friend Liya and gets accepted into a prestigious and luxurious attended by wealthy people. The school is ruled by an elite coterie known as The Lions comprising of four rich, handsome and spoilt boys. She is the only one who stands to their bullying, leaving all the boys in awe, especially Lee Jae-min, the leader of The Lions and kevin, Jae-min childhood friend and also one of the member of The Lions which made them nigh directly infatuated. Jae-min and Kevin romantically pursues her which made both guys to go against each other but she does not reciprocate their feelings due to their first impression and bullying actions. This life of a simple girl takes a sharp turn as she got involved with a famous group of boys in school. Soon, sparks fly and emotions run high as i dived deep into the world of the upper-class elites.