Farewell, Terminator

After a mission goes wrong, only one of a group of mercenaries is left alive to avenge his fallen brothers.

After learning that the death of his wife was not an accident, a former CIA Station Chief is forced back into the espionage underworld, teaming up with an adversary to unravel a conspiracy that challenges everything he thought he knew.

Set between the events of Halo 4 and Halo 5: Guardians… Halo: Nightfall tells the dramatic story of legendary man hunter and Naval Intelligence Officer Jameson Locke and his team as they are caught in a horrific biological attack while investigating terrorist activity on the distant colony world of Sedra. As they unravel a plot that draws them to an ancient, hellish artifact, they will be forced to fight for their survival, question everything and ultimately choose between their loyalty and their lives.

After a morally-bankrupt company tries to weaponize a brilliant scientist's revolutionary technology, he goes off the grid to safeguard humanity. When the company sends a strike force to find him, they make their biggest mistake of all – they weaponize the man they are trying to catch.