Harry felt bad after his Talk with Pansy, he knew his behavior was terrible and he needed to apologize, but the bigger part of all this was letting Draco take him, to take his virginity and let him be in charge. That concept frightened Harry down to his core, Draco used to be his bully, his tormentor growing up! But they against all odds fell in love! Now they had to step into their own roles in their relationship...and that was scary and new. Harry surrendered himself to Draco, he had to, Draco meant more to him than his pride.