You've known each other since you were kids when you met at the beach and he accidentally kicked over your castle - the first domino in a life-long rivalry, especially when he transfers in to your elementary school.

Years later, you would bump into him again on your new college campus. Literally.

He catches you, but quickly removes his hand like he was burned.

"Great," he mutters under his breath, a light flush on his cheeks as he stares pointedly at the ground.