For the moment Trevor is satisfied that Suuichi isn't secretly some blood craving ravening beast out to murder indiscriminately once everyone was back in the hotel. While he's still concerned about the amount of power radiating from the slim figure, he doesn't see a reason to investigate further.
"You go on ahead, I just remembered that my lady friend Sypha is still out there somewhere, and I'd be rather upset if anything were to happen to her." Trevor smirks slightly as he nods.