Hana and Hyerim Lee are twin sisters who can't stand each other. On one side there's Hana who's the older twin, the "bad" twin, the one who gets in trouble a lot, the one who isn't afraid to say her opinions. 

On the other side there's Hyerim who is the good twin, the one who teachers love, the one who everyone loves, the one who is faking her personality. One day the twins meet someone they shouldn't have and then what happenes? Will they get along? Will Hyerim's real personality come through? Who is the stalker? Read and see what happens!!!