Love Me the Way I Am

Kim Yoobin is an un-noticeable person. She has very few friends. She is quiet and smart. Youngbae on the other side is rich and loveable. He is the biggest player of EunGi high. All the girls love him except,yours truly, Yoobin. He is living well, ignoring his parents marriage. His friends one day at lunch, dared him to date the nerd yoobin, if he wanted to be the "ultimate" player, he agreed. The relationship has to last 2 weeks, at least one kiss, and no real loving.
How is this relationship going to work out? What happens when she changes into a total different person? What happens if they will fall in love?