Luther gave her a short nod, keeping his face composed until the door was shut. Once done he turned away, arms moving behind his back once more. He hadn't lied at the end - he hadn't said he'd drop it entirely. A bit of poking around on the forums should provide her last name. It would be enough to do some investigating and check on how much she was lying.
He cast one last look towards the door before heading up the stairs. All things considered, that hadn't gone too badly or was as confusing as the Nina issue had been.