Kardeşlerim follows four orphaned siblings struggling to survive after losing their parents. Thrown into poverty and hardship, they rely on each other while navigating school, work and dangerous social divides in Istanbul. As they face betrayal, love and injustice, powerful enemies repeatedly threaten their fragile stability. Blending emotional family drama with romance and conflict, the series explores loyalty, sacrifice and resilience in the face of constant adversity.

The series follows the story of three siblings of a sick parent: two obsessive daughters – Safiye and Gülben and one son – Han, who has devoted his whole life to catering to his family's needs, shuttling tirelessly between work and home. One faithful day, Han's world will change as soon as he sees and immediately falls in love with İnci. For the first time in his life, Han will seek out his own happiness.

Gülperi's world collapses after her husband's sudden death. Forced to live with hostile in-laws who turn her own children against her, she ends up imprisoned after defending herself against assault. Released and alone, she flees to Istanbul where a lawyer from her past helps her fight to reclaim her children — and perhaps find love again.

Zülfükar Karslı, who is beginning to lose his former power at the bus station and is searching for an heir to succeed him instead of his son, crosses paths with Timur, a travelling repairman struggling with debts left by his father. This encounter will fundamentally change everyone's lives, especially Zülfükar Karslı's son Zafer, and his daughters Kudret, Derya, and Cennet. Timur, who steps into the bus station as Zafer Karslı, must also play the role of husband and wife with Zafer's wife Reyhan. However, the act will gradually turn into reality, and the two captives in the Karslı Mansion, Timur and Reyhan, will have to fight for their love in this world woven with lies.

Selma comes to Istanbul from van to get the inheritance left to her when she thinks that all means are exhausted. With her is her father's scrap car, with her well-to-do sister Leylim. The only condition to receive the inheritance is to find the other partner of the inheritance, his old love Mihran. Mihran, who was born on the same day as her, who was prophesied to love each other with great love on the day they were born, and who migrated to Istanbul after the fire in which Selma was declared the scapegoat. Selma finds Mihran in Istanbul. Thus, not only Selma and Mihran, but also Mihran's barista cousin Atakan, Atakan's platonic love boxer Altan, Mihran's big and cheerful family; The lives of his aunt Menemeci Kıymet, his cousin Füsun, his mother Saliha, Kıymet's arm and hand Feyyaz and his arch-rival Hakim's life also change.

Zübeyde, Mothers and Sons, tells the life of Mustafa Kemal Atatürk's mother, Zübeyde Hanim, which begins in Thessaloniki, in the last periods of the Ottoman Empire, and reflects the period until the declaration of the Republic.