Sirius had a talent for being aggravating. In fact, he'd written two whole scrolls on the subject once, claiming it to be one of his finer attributes. The profession who'd assigned the writing attempted to fail him, of course, but Sirius had worn the poor thing down based on that according to the letter of the assignment, he'd fulfilled every single aspect. Unable to argue his student's point, the professor had been forced to change the failing grade, to a mark of high exception.
It'd been one of Sirius' prouder moments, though his mother had been particularly displeased at learning of another of her son's antics.
"You never answered me," Sirius nodding towards the book still in Em's hands, jumping back two, possibly three fleeting subjects ago. "What are you reading?"