"Even if he wasn't busy nursing several broken bones from being tossed down the stairs by his dad, he..." Zahra breaks eye contact. What happened to Katsuya on their world was all of their part - Atem's, Anzu's, even themself to a certain extent.

They'd have to explain it to Katsuya eventually, so Zahra might as well break the bad news now. "You remember how you used to act really skeevy around Anzu? And how Atem got tetchy about anyone so much as looking at his host wrong in the early days? And how he was trigger happy with the Penalty Games back then too?"