Season 1
Osman, nephew of Dündar Bey, navigates a treacherous path as he confronts the machinations of Selçuk Sançak Bey Alişar and the ruthless Sofia of Kulucahisar, who plots against the Kayı tribe, while also battling external threats from the Mongols, culminating in the conquest of Kulucahisar and Osman's marriage to Bala.
Episodes
1 Establishment of Osman Nov 20, 2019 
2 Time for Establishment Nov 27, 2019 
3 The Fire of Establishment Dec 4, 2019 
4 The Meaning of Homeland Dec 11, 2019 
5 The Establishment Epic Dec 18, 2019 
6 This is our Home Dec 25, 2019 
7 Time for Establishment: Osman Jan 8, 2020 
8 The Turks' Purpose Jan 15, 2020 
9 Justice Feb 5, 2020 
10 For the Love of Martyrs Feb 12, 2020 
11 The Meaning of 'Turk' Feb 19, 2020 
12 Mr. Osman Feb 26, 2020 
13 Homeland Mar 4, 2020 
14 Being a Turk Mar 11, 2020 
15 Martyrs Don't Die Mar 18, 2020 
16 Turks Don't Surrender Mar 25, 2020 
17 A New Order Apr 1, 2020 
18 We Will Be One Apr 22, 2020 
19 We Will Succeed Apr 29, 2020 
20 We Will Write Epics May 6, 2020 
21 The Soul of Establishment May 13, 2020 
22 A Blessed Dream May 20, 2020 
23 A Blessed Path May 27, 2020 
24 The Nation of Victory Jun 3, 2020 
25 Our Homeland Jun 10, 2020 
26 Our Love for our Homeland Jun 17, 2020 
27 The Day of Victory - Season Finale Jun 24, 2020