"I can do that," Buffy whispered against his skin and nipped at his neck. She bit a little harder then sucked at the skin until there was a clear, dark mark that would be there after she'd been gone and come back. She moved to another spot on his neck and left another mark. While she nuzzled and bit at his neck, the hand on his shoulder moved down his arm to his waist to slip up underneath his tee shirt.