Thomas nodded at Calhoun's suggestion. agreeing with her assessment of what their priorities should be, In a way, he was somewhat envious, and he turned an eye to keeping a better watch on her. Not simply because of physical attractiveness, but more because she exuded an aura of authority. The Sergeant was by any guess in the military, and seemed to be used to leading. He wanted to learn from her there, see how she did it so he could replicate it, and get some respect or at least more concrete authority from the one certain role he had in this group. So anything he could learn, the better.

He summoned his Keyblade, but upon seeing the aura of darkness that manifested around his companion, and hearing Joshua's words, he stood back. to let the man fight. "Fine,' he said. "But if it looks like you're going to die, then I'm getting involved.' It also provided a convenient excuse for him as he moved away, his arm wound having an....adverse effect to the presence of the dark aura. It felt like pins and needles, like something was digging into his arm and just. Wouldn't. Stop. It was not adding up to a good combination with everything else that had happened recently, and he wondered if he looked as much like hell to everyone else as he felt. 

For now, he focused on keeping himself under control while watching Joshua fight, hoping that that would distract everyone's attention from him so no one noticed if he was having some physical reaction, like how his fist clenched and arm shook beneath the armor covering.