Although no details about the game have been officially released, some fans now believe that it will take place during the Gulf War a continuation of Call of Duty: Black Ops Cold War. Essentially, that would mean Call of Duty's 2024 release would be Black Ops 5.
2024's Call of Duty game will reportedly be the next game in the Black Ops series, and will once again be set against historical real-world events. This time, the series appears primed to visit more recent history with the Gulf War of the early 1990s, as was previously rumored.