You never really know when you'll be pushed over the edge. One day everything can be fine and the next,  your life might just be turned upside down. Yoona was no exception to this understanding. She was your ordinary girl who was often picked on by the school's queen, Jessica, but as jealousy slowly takes over, things take a turn for the worse. 

People don't stop just to wonder how their behavior and how it can affect the people around them.

How far will she go?