At first Zoe thinks Sharon is talking about her body, and she's about to answer my parents and me, but then it's clear what she means. Zoe shakes her head, frowning slightly. "I wasn't really... made. There was this real girl, Zoe. She figured out a way to create an avatar of herself. She died, and then there was only me. I am Zoe, for the most part. We think the same, we believe the same, we feel the same. But I went on living, and she didn't."