"You made me promise not to leave you but you left me instead"

Tiffany and Kikwang had known each other ever since they were little. He would always protect her from bullies at school and help her with everything. He has always been there for her. As they got older, their feelings for each other grew. By the time he's 17 and Tiffany's 15, they fell in love.

Kikwang had always dreamed of becoming a singer. He would enter contests but would always come second. Tiffany always attend and cheered him on. They were each other's rock. 

But everything changed when Kikwang came over to find Tiffany's house empty and locked. He tried to contacted her but her phone line was cut off. He looked for her looking for her everywhere. Places where they would go. Nothing. She had disappear from the world.

From that day on, to him, there was no girl called Tiffany. The girl never exist.He also gave up on love. He worked hard and was finally recgonised by CubeEnt. Now he's a member of the popular band b2st (BEAST). 

But how will he react when the girl he consider doesn't exist comes back?

Will he take revenge or pretend nothing ever happened?

Fall in love with her all over again?