Dean chuckled when she caught onto the door. "Sometimes rules can be fun." If only it meant breaking them. God did he want her. Right there. But he didn't want to piss his family off. And he knew they would be if Sam, Sam, Cas or Cas caught him bending Katherine over the backseat next to the Christmas tree, for any of his nieces or nephews or... Grandkids to wander up on. He shook off the case of weird that crept over him at the thought that he had grandkids, by letting his fingers creep lower just settling warm against the apex of her thighs. That was all it took for the lust to flood back.
A crooked grin at her command and he whispered, "As you wish." His free hand slipped into her hair, tilting her head just so, as his lips pressed against hers. Savoring the feel of them before the kiss was deepened, filled with need, want, and lust. He pressed his fingers between her thighs only slightly, as he leaned his hips against hers.
It only lasted a moment before he broke the kiss and leaned his forehead against hers. "We'd better go for a drive or something, or I'm going to go to far with the rule breaking." He was panting already. What was it about her that made it hard to adhere to them?