Osman Bey is captured by Ismihan Sultan, and his escape attempts fail. However, Alaeddin Bey reveals that Osman Bey is in the palace under Sultan Alaeddin's supervision. Osman Bey confronts Sultan Alaeddin, who offers his release if Alaeddin Bey stays with him. Ismihan Sultan plans to seize Yenişehir and creates conflict between Bala Hatun and Malhun Hatun.

Osman Bey receives crucial information from Sultan Mesud about Ismihan Sultan's plans involving a significant seal. To counter her schemes, Osman Bey assigns Bala Hatun to acquire the seal. Sultan Alaeddin issues a death warrant for both Osman Bey and Sultan Mesud, leading to severe injuries for Sultan Mesud. Determined to protect the castles, Osman Bey takes action. Ismihan Sultan manipulates the situation in Yenişehir, worsening the famine, but Malhun Hatun devises plans to counter her.

Ismihan Sultan captures Sheikh Edebali and uses him as bait to trap Bala Hatun in Marmaracik Fortress. Osman Bey confronts Olof and Ismihan Sultan when he attempts to rescue them. Ismihan Sultan is determined to achieve her goals and demands the presence of Sultan Mesud to spare their lives. In the meantime, a contagious disease spreads in Sogut, causing concern. Malhun Hatun and Kumral Abdal face unexpected danger while searching for a cure. Finding an antidote becomes crucial to save the city from destruction.

Osman Bey is captured by Sultan Alaeddin at Marmaracik Fortress. Sultan Alaeddin issues a death warrant, but Ismihan Sultan has a different plan for Osman Bey. She intends to have him abducted by Kantakouzenos and Olof, claiming he has escaped. Ismihan Sultan also decides to expel the Kayis from Yenisehir. The people face famine and disease, adding to their difficulties. Osman Bey and his tribe confront internal conflicts and external threats, making their situation challenging.

Tensions rise as Mongolian Commander Nayman demands a ransom for Samagar's murder. Ismihan Sultan summons Germiyanoglu, Candaroglu, Karesioglu, and Osman Bey. The Beys hold Osman Bey responsible and insist he pay the ransom. However, Osman Bey stands firm, refusing to negotiate. He asserts their equality and rejects paying any price for Samagar's head. Meanwhile, Olof gathers a large Byzantine army, posing a threat to Inegol. Osman Bey faces challenges from both the Mongols and Olof, endangering his principality.

Nayman's arrival in Konya with a large Mongolian force unsettles the people. Osman Bey vows to confront him, rallying the tribes in Gaza for support. However, the nobles hesitate to join him. Ismihan Sultan schemes against Osman Bey, planning to poison Orhan with Alaeddin's sword. Turmoil ensues as news of the poisoning spreads. Bayındır Bey holds a grudge and prepares to confront Osman Bey. Tensions rise, presenting challenges to Osman Bey's leadership and the camp's stability.

Nayman's rage grows when he doesn't receive the expected gold, threatening the sons of Karesi, Candar, and Germiyan Beys. The Beys intervene to protect their children, but Osman Bey decides to fight back. Those who deceive him meet their demise. Nayman is determined to bring bloodshed to the frontiers. Esma confesses to poisoning Orhan, revealing Avci as the manipulator, sparking Malhun Hatun's desire for revenge.

Nayman locates his lost gold but falls into an unexpected trap. Osman Bey remains resolute in his conquests despite internal and external challenges. He sets his sights on Inegol and aims to collaborate with Ismihan Sultan. The method to win her support is uncertain. As Osman Bey approaches Inegol, Nayman seeks a valuable asset. Undeterred, Osman Bey persists in his conquest, while the Hatuns plan to eliminate Frigg.

Oktem Bey's death brings grief to Yenisehir, but Osman Bey remains resolute. Nayman unexpectedly offers Osman Bey a role as his commander, shocking Ismihan Sultan. Ismihan doubts Osman Bey will accept the offer, while Nayman remains confident. Bengi Hatun is disappointed and disturbed by the possibility of Osman Bey's acceptance and confronts him. Nayman confronts Ismihan Sultan for her actions, but she defends herself by claiming loyalty to Osman Bey. Nayman plans to kidnap Turkmen children to strengthen his control, causing concern for Malhun Hatun and Bala Hatun.

Nayman falls into an unexpected trap set by Osman Bey while searching for lost gold. Osman Bey remains determined despite internal and external challenges, continuing his conquests from where he left off. His next target is Inegol, requiring collaboration with Ismihan Sultan. Osman Bey's approach to persuading Ismihan Sultan remains uncertain. As they near Inegol's walls, Nayman becomes fixated on seizing Osman Bey's prized possession. Undeterred, Osman Bey persists in his quest to conquer Inegol. Oktem Bey supports him, and the Hatuns plan to eliminate Frigg.

The martyrdom of Oktem Bey brings sadness to Yenisehir. Nayman surprises Osman Bey with an offer, wanting him to become his commander. Ismihan Sultan believes Osman Bey will reject the proposal, but Nayman remains confident. Bengi Hatun confronts Osman Bey and tries to persuade him with Nayman's offer, becoming disheartened by his hesitation. Nayman questions Ismihan Sultan's loyalty, prompting her to maintain appearances of loyalty to Osman Bey. Nayman plans to kidnap Turkmen children and turn them into nokers, alarming Malhun Hatun and Bala Hatun.

Nayman seeks revenge against Osman Bey, luring Orhan Bey to his headquarters under false pretenses. Osman Bey sets a trap to defeat Nayman in Yenisehir. Finding the seal becomes Osman Bey's priority, while Nayman assigns Bayindir Bey to retrieve it, pursued by Turgut Bey. Bengi Hatun appoints Aktemur as leader, causing discontent among Malhun Hatun and Bala Hatun. Ayse Hatun worries about her son's future. The unexpected arrival of Black Midwife Feristah, Ulgen Hatun's mother, brings surprise but leads to an unpleasant encounter with Cerkutay.

Nayman proposes a one-on-one fight to Osman Bey, with high stakes for victory or defeat. As Osman Bey prepares for the battle, he entrusts his vision to Bala Hatun. Meanwhile, news arrives that Aktemur Bey has taken leadership of the Kargın tribe. Nayman expresses confidence in ruling the frontiers, challenging Osman Bey's fate. The Alps intensively prepare for the battle against Nayman. Ismihan Sultan sees an opportunity to benefit from the conflict between Osman Bey and Nayman.