Sae Perez was broken-hearted. Then this guy named Hiro Monteverde who's inlove with her for a long time came and made her forget her ex-boyfriend. He treated her like a princess. He made her feel special. But one day, Hiro started being cold towards Sae. What's his problem? Is there a problem between the two of them? The worst day came, Hiro has a girlfriend. How quick, right? Sae was very hurt about this. He made her special yesterday and stupid today. He is the so called "paasa" and "pafall". Yes, he is HEARTLESS.