When Theo leaned in and brushed his lips against Draco's, it was so brief and so quick that Draco wouldn't have been entirely sure that it happened, except the tingling of his lips told him it had. He stood there stunned, unable to move, though his heart was pounding in his chest. He heard Theo murmur a "goodnight, Draco', but by the time he turned around, he was already alone.