When a teenage genius goes missing, the residents of a small Texas town try to unravel the mystery.

Tommy Smythe is missing.
Fact: Tommy was very good at physics and less good at basic human interaction.
Fact: Tommy recorded his thoughts and observations in a notebook.
Fact: Tommy believed in the existence of parallel universes.
Fact: Tommy was adopted.

The conclusions to be drawn from the facts are not simple. Did he run away to find his birth parents? Did he slip through a wormhole and enter one of the multiple universes he believed in? Did he simply...