Zahra stays hunched over the panel for a few moments, the "DUEL KING" emblazoned on the back of their varsity jacket standing out amidst the neon lighting of the club. They don't even realize Katsuya has made his way up there until a few moments after he speaks (the amount of focus they're pouring into their task is almost intimidating), but when the metaphorical exclamation mark shows up above their head Zahra turns on a heel to face him.

"I'm Zahra. Thanks forrrrrrrrrrwhat the fuck, Jounouchi? What are you doing here?"

at least that answers one question,