Microsoft and executive producer Ridley Scott release the first official trailer for the live action series, Halo: Nightfall. Fans of the highly acclaimed franchise can rejoice in the introduction of a new plot and pivotal character, Jameson Locke, a highly decorated agent with the Office of Naval Intelligence.

Nightfall takes place between the events of Halo 4 and Halo 5: Guardians, and follows Locke and his team as they investigate the source of a mysterious biological substance responsible for selectively killing humans. Halo: Nightfall is scheduled to air this November.