-Yvonne (Ivan) Lee is a 17 year,old teenage girl...,but unlike some other girls...ever since,she was just a little girl...she's already living a fabulous lifestyle...how?...oh,that's as simple as...being the only grandchild of the C.E.O....of the most wanted...and trusted company group in South Korea (Y.L. Group)...,but despite of having an almost perfect life...no one really knows...that her "beautiful smile" is just a mask...that she always wear...to cover the lonesome inside her heart...