She shrugs. "Any kneecaps." That's the secret—but he's a dagger-for-hire-type, right, so it's something he'll understand.

Arguing with him is actually quite fun. Abby's enjoying herself and she's long-since forgotten to start playing good tour guide, pointing things out to him in passing. Hands deep in her pockets she says, "We have mothers in the sky, you know."