His arms keep tight, this maybe being the first point against the situation that reminds him of the situation with Seymour. Doesn't matter if a guy tries to kill you first (or multiple times) or anything.

It's not the same, but being branded as traitors sure is.

"I get you," Tidus says, his own shoulders stiff, keeping like that even in the short breath he takes. "In that case, we were always screwed."

One way or another, by that scenario. He pauses, then shakes his head; slow to speak, but something set about his tone as the gaze that had flickered away turns back to Jingyi.

"It was always a risk. But now we can find out."

Decided, or simply resigned.