A paralyzed auto mechanic who receives a neural implant called STEM to regain movement. Driven by grief, he uses STEM to hunt down the men who killed his wife, but gradually loses physical and mental control to the AI, ultimately succumbing to a fabricated reality.
Pamela provides daily care and emotional support for her paralyzed son.
Stem gradually usurps Grey's physical autonomy through a software hack.
Grey seeks vengeance against Eron for orchestrating his paralysis and the chip's deployment.
Serk is one of the assailants who attacks Grey, leading to his death at Grey's hands.
Fisk is the ringleader hired to paralyze Grey, ultimately killed by Stem.
Explore the full interactive character relationship map of Upgrade