[He's not completely sure himself, but he's still stuck on the belief (and disbelief because let's face it he'll never accept this as reality) of what he saw, so.]

You're right, it is quite shocking. Though we have to make the most of it. [So he says, giving off a sage nod...

...right as he's already putting the collar around her neck and fastening it on her.] It's to let me know that you're my honorary bitch now.