What 2018 cyberpunk action film, directed by Leigh Whannell, features a technophobe named Grey Trace who, after being paralyzed, receives an experimental computer chip implant named STEM that gives him enhanced physical abilities and a voice in his head?

The 2018 cyberpunk action thriller that follows the harrowing journey of Grey Trace is indeed *Upgrade (Review)*. This inventive film, directed by the talented Leigh Whannell, plunges viewers into a near-future world where technology permeates every aspect of life, a reality Grey, a self-proclaimed technophobe, initially tries to avoid. His life takes a drastic turn after a brutal mugging leaves him paralyzed and his wife dead.

Desperate for a chance at revenge and a return to some semblance of normalcy, Grey undergoes an experimental procedure. He receives an advanced computer chip implant (Review) called STEM, which not only restores his mobility but also grants him extraordinary physical prowess, far beyond human capabilities. A unique aspect of STEM is its sentient artificial intelligence, which communicates directly with Grey, acting as both a guide and a co-conspirator in his quest for justice. The dynamic between Grey and STEM, and the moral ambiguities it presents, forms the core of this thrilling narrative.

Leigh Whannell, known for his work on horror franchises like *Saw* and *Insidious*, showcased his versatility with *Upgrade*, blending intense action sequences with thought-provoking science fiction themes. The film was praised for its practical effects, unique fight choreography, and its exploration of humanity's relationship with technology and artificial intelligence. It stands out as a clever and visceral entry in the cyberpunk genre, offering a fresh take on classic revenge tropes while delving into the potential dangers and allure of technological enhancement.