Sirius moved back into the shadows after that, knowing that his main purpose was to shadow professor Mulligan and help in any and all ways that he could. It turned out to not be a lot, which both helped ease Sirius some, but also gave him no release for all the nervous energy he had pent up.<br/>Instead, he found that his gaze kept finding Mr. Lupin, doing his best not to stare too much, but definitely finding him to be the most fascinating thing in the room. It meant that he regularly jumped when professor Mulligan directly addressed him, but he was certain that his professor just wrote it off as Sirius being deep in thoughts about his dissertation.