What if a girl who hates men, suddenly felt the magic of love? Will she able to control her feelings to not get hurt? But what if, a boy who thinks that he has everything will fall in love to a girl who hates her to death? Will he able to maintain his coolness to show that he is not the loser of their own game? A perfect love story with sadness and happiness, pleasure and pain, sweetness and bitterness. The Bittersweet.