Perhaps he had made a tactical mistake in agreeing to treat her, even for brief therapy. She may have harbored more reservations about marriage than she had acknowledged to Peter, and perhaps felt awkward discussing them. After all, he was Peter’s ex-therapist, he had been paid by Peter, and he was now an investor with Peter. Yes, the more Marshal thought about it, the more he suspected that he had made an error in judgment. That, he reminded himself, is precisely the problem with boundary violations—the slippery slope: one slip begets another.