[Yuan has some suspicion that Kratos is being far too innocent, but he can't see anything immediately amiss, and so when he emerges in more suitable clothes he only gives Kratos the faintest shadow of a suspicious look.]

You're free to borrow some of those, if you like.

[He doubts he'll be able to catch Kratos out if he genuinely was doing something amiss, anyway.]

We should be going, unless you mean to read instead.