*It's a good question, and Fabian's perfectly aware of why Sirius is asking. He's got much the same concerns about Alice - he trusts her with his life, and he's terribly fond of her, but they have some fundamental differences when it comes to methods. He gives him a nod that's just this side of significant.*

Veritaserium. Exactly. I brought some from the office, it's in the tent if we need it.