Notes:
Gary & Denker have conflict with each other
Gary : Hero
Denker: Monstrous Villain, failed to become the headmaster of a prep school, sees Gary as younger version of himself.
If you are a plot-oriented writer, here is a nifty technique from shaking a whole cast of characters out of the events that drive your story.
https://t.co/MQwVeALWNk