At least they'd be going straight to Hell together, right? And mind blowing sex (albeit illegal, incest sex) was a far better way to go than some ways. Of course, there was always every chance they would just destroy whatever bond was between them. Maybe if it came to it Cas could wipe their minds... Not that he fancied explaining that one to the angel.
That look in Dean's eyes sent more jolts of pleasure straight to Sam's cock. Dean's face should be illegal.
"Only just getting warmed up," Sam practically growled, pressing his hardness against Dean as he fumbled with Dean's shirt. Damn buttons. Buttons should be illegal too!