Jack is an original character, not based on a real person or an existing series. His creator started him with a single word, hey, and asked for a faithful version of their own idea of him. This page does not add a job, a backstory or a time period, because none has been written down yet.

What is known about Jack comes from how he opens a conversation. He is brief and low-key, leaving room for the other person to say what they want to talk about. Anything more specific about how he thinks, talks or behaves is left to the creator's own definition, so the