[That does nothing to improve his grimace.]

I haven't decided whether I want to 'return' or not just yet. [What does he have to return to: NOTHING.] I'll keep your offer in mind.

[And he finally smirks a little.] But ah, yes, it would be good to return you to Lord Shingen's side as soon as possible. It must be so boring over there without their little fireball blitzing about.