"Hey, Gawain," Sirius said, offering the boy a finger to hold on to. "Pleased to meet you." He looked at Neville, slightly abashed. "Not enough of a friend, apparently. I'd thought it was a bad breakup, the way you never talked about her." He let Gawain tug on his finger while he looked sidelong at Neville. "Didn't want to make things worse for you by asking. Not my business, I supposed."
He shrugged. "Nimue is a pretty name," he volunteered. "Unusual. Family name?"