A shadowy group within the UJOC that views the Biophage virus as a "divine" step in human evolution.

The expands this story through the "Final Transmission" DLC . This chapter serves as the true conclusion to Jacob’s journey, picking up immediately after the main game's cliffhanger. It delves deeper into the hallucinations Jacob suffers and provides a final confrontation with the forces behind the UJOC experiments. Key Story Elements:

Based on the title "El Protocolo Calisto" (The Callisto Protocol), the story is a survival horror narrative set in the year 2320 on Jupiter's "dead moon," Callisto.

The story is told through intense, close-quarters encounters that emphasize Jacob's desperation to survive.

Guided by a mysterious radio contact named Elias Porter, Jacob must fight his way through the decaying depths of the prison to find a way off the moon. Along the way, he encounters , the leader of a resistance group called the "Outer Way," who was initially blamed for the outbreak. The Mystery of the Protocol