We drove for hours toward Washington D.C., neither of us barely saying a word. Zac kept his eyes on the road most of the time, but stole glimpses of me upon occasion. He drove at human speed, which was just fine with me. We turned onto I-81E entering Pennsylvania when the silence became too much for me.

"Zac, are you getting hungry?" I broke the silence as delicately as possible. It was getting dark and he needed to eat. I was sure of it.

"No, I'm fine," Zac replied, keeping ...