Lee Eun Chae has always been best friends with Lee Donghae. Along with Lee Sungmin, the three of them were the 'Lee Trio'. They always had fun disrupting classes and practicing taekwondo. For many years, Donghae has always been in love with Eun Chae. However the naive Eun Chae, knows nothing of it. But what happens when transfer student Kim Jonghyun appears? He confuses Eun Chae and makes her realise her true feelings. This is a story of naive love and the realisation that the person you love may not be far.