Felix wasn't half bad, himself, even though the rumba wasn't one he knew well. Once he understood that Robin was leading, and stopped trying to lead himself, he relaxed into Robin's hold and glided through the steps. It was dark and they were close, and Felix draped an arm close around Robin's shoulders as they moved together. "You're good," he murmured, knowing that the words might be lost under the music, but Robin could read the shape of his lips and the confirmation of his touch.