Well, that's suspiciously vague. He knows he has to tread carefully now, things are just starting to be relaxed between them and he doesn't want to bring back all that tension, but he can't shake the feeling that something's not right about this.

"You need any backup?" he starts first of all, still keeping it casual, he doesn't need to ask her where she's going if he can come along to keep an eye on her, and if she says yes, he also knows it isn't anywhere she's not supposed to be going.