A new boy is enrolled to EXX high. A school where the children of Korea's richest bussinessmen attend. This new boy grabs the attention of all his classmates with his cute smiles, looks and friendly manner. Everyone is fond of him , everyone except Oh Sehun, the heir to the Oh corporation.              But what will happen if this new boy have a cute voice ,  a heart that is ready to help anyone, and what will happen if this new boy's parents and Sehun's parents are close fr