Part 8/10:

In a drastic turn of events, John becomes infected but manages to survive after being injected with a serum intended to modify DNA. When he regains consciousness, he discovers not only his wounds have healed but he gained superhuman abilities. As the stakes rise, John must race against time to locate his sister and prevent complete annihilation at the hands of the transformed creatures.

Climax and Resolution

The story reaches its climax as John and Sarge confront each other, leading to a physical battle intensified with moral implications regarding humanity's survival. John ultimately makes the decision to activate the portal to send Sarge back to Mars while ensuring that the horrifying lab and its experiments are destroyed in the process.