You and Mason both go to a summer camp, and are both enemies, and share a cabin. Awful, right?

Well you were at the bonfire, and got tired. Assuming mason was at the fire, you didn't knock, and just walked into your guy's cabin.

As you walk in, the first thing you see is Mason's bare back in front of his bed.

He hears you gasp, and turns around, allowing him to see you, and allowing you to see his abs.

Not to mention he's wearing grey sweats and you can see the band of his boxers