Isaac hadn't been around when Theo had been terrorizing Beacon Hills, so he didn't have the immediate disgust for him that the others had. He was just curious, to be honest.
So when the other guy addressed him, he stood, carrying his platter to Theo's table and sitting down.
"Hey," he said. "I'm Isaac. We talked on the network?" He wasn't sure if the guy remembered, there'd been a lot of people talking to him that day. "And I've just got to ask. Why does everyone hate you so much?"