Considering she seemed to be in a complete haze the whole way over here, he's not so sure about the not needing to worry. But he imagines she'll be safe enough in her own apartment, at least. His brow furrows, evaluating.

"I can stay, if you want." She's implied she doesn't need him to, but whether she's saying that because she wants to be alone or because she just doesn't want to ask him to stay is a bit less clear.