"I'm going to make you cry a lot - are you ready for that?" Sae is blessed with a boyfriend and friends, and leads an ordinary but fulfilling high school life. However, one day, Sae's life changes drastically when she catches the eye of a handsome transfer student, Hazuki Takahashi! She discovers that her boyfriend is cheating on her, and Hazuki kisses her... Hazuki also tells Sae that he's here to take revenge...?