Lara sighed. "It's not a cult. The species you're born into isn't a cult." She frowned, trying to think of a way to convince him. "I need to show you something and the best way to do that is to have you show me." She beckoned Michael over and smiled. "Michael, Bach. Bach, Michael. Now Bach. Humour me and sing something while your attention is focused on Michael. Anything you like but sing it directly to him."