Season 4 turns Mehmed’s attention toward Rome. A campaign in the west depends on what happens at the empire’s eastern frontier, where attacks and rival ambitions threaten to force a different priority.
Rome and the eastern border
The opening synopsis places Rome at the heart of Mehmed’s plans. The Karasu scheme introduces pressure on the Ottoman–Akkoyunlu border, connecting military preparation with the danger of another war.
Diplomacy under pressure
Episode 2, original Episode 85, centres on the demand for Karasu Fortress or Mustafa. Episode 3, original Episode 86, introduces the attack on Saruca and the danger to Ottoman envoys in Tabriz. These events explain why diplomatic decisions carry personal consequences.
The princes and Karaman
By Episode 4, original Episode 87, maintaining readiness in the east strains the treasury. Mustafa and Gedik Ahmed face danger in Karaman, while Bayezid receives a mission connected to Rome. This overview introduces the stakes without claiming how the final scenes resolve them.
Where to start watching
Begin at Season 4 Episode 1, original Episode 84. Choose a subtitle edition and keep that edition as you move through the season. The numbering guide helps distinguish these broadcasts from differently divided dubbed editions.
Sources and editorial limits
Original overview based on TRT’s official episode synopses and the linked episode guide sources. Reviewed 13 October 2026. This is a background guide rather than a complete recap or a historical fact-check.
Read the official TRT synopses