Define Nerd? Isang katawa tawa sa school. May makapal na salamin, buhaghag na buhok at manang manamit. Yan ang nerd. Si Diane ay isang Nerd. Palagi siyang binu-bully at pinag tatawanan. Wala siyang kaibigan kahit isa. Inaasar din siyang "Panget na Nerd". Anong mangyayari kung mag ta-transform ang isang Panget na Nerd...
Eun Hee and Jong-in are step-siblings that grew up together. Almost one couldn't do anything without the other. But after years, their sweet and candy-like relationship will soon shatter as their parents separate. They promise to meet once more in their dream campus, Yonsei University. In a matter of years, they fin...