Call of Duty: Time War

Call of Duty: Time War is a sequel to the Zero Tolerance Series which focuses on the Sfi-Fi nature.

Plot
Major Jamie Salmon of Wolf runs into a terrorist organization known as the Allagí̱ Istoría, and learns that they intend to change the course of history itself and Jamie ends up being caught in the time warp. He first winds up in a war-torn Eastern Europe during World War I and is rescued by Russian Soldiers. After an interrogation they team up to stop the Allagí̱ Istoría terrorist group, but they're progress is interfered by enemy forces of World War I.