1. Return

It's 1918, and Russia is plunged into chaos. Three Polish soldiers serving in different armies – Bronek, Władek and Józef – face each other in battle.

3. First strike

Bolshevik Aleksandr Sribielnikov launches subversive actions in Poland. As the Kiev mission begins, Józef and Władek are sent to the Ukrainian front.

4. Treason

Władek receives the Order of Virtuti Militari from Marshal Piłsudski. Józef and Jadwiga get married. Bronek and Aleksandr struggle with big problems.

5. Brotherhood

Władek stays at the Olszyński estate, where he tries to get closer to Zosia. Józef still hasn't realized that Jadwiga is not who she claims to be.

6. Escape

Lulu visits Bronek in prison and reassures him. Jadwiga receives instructions from Sabina. Aleksandr must flee to the East. Józef notices something.

7. Trenches

Counterintelligence closes in on Jadwiga's identity. Aleksandr and Tkaczenka's unit tortures a Polish officer, making him reveal valuable information.

8. Retreat

Józef heads to the front, leaving Tomek with friends. Bronek is sent to a penal company. Olszyński joins the cavalry. Only women remain at the estate.

9. To arms!

Bronek's penal company ends up behind the Bolshevik troops. Józef still doesn't trust Jadwiga. Miecio's fiancée, Pola, wants to become a nurse.

10. Enslavement

Tkaczenka's unit enters Dąbrówka; looting and rapes ensue. Józef decodes an intercepted Bolshevik telegram. Piłsudski develops a counterattack plan.

11. Squadron

Aleksandr is admitted to the Bolshevik infantry unit. Władek's unit finds an unconscious girl. Polish counterintelligence uses Jadwiga again.

12. Breakthrough

The Bolsheviks take Radzymin. Zosia learns some new skills. Bronek takes advantage of the help of an old friend to organize an escape from a POW camp.

13. White piano

Władek, Bronek, Józef, Teofil and Zosia enter Dąbrówka with their squadron. The results of Soviet occupation are horrifying and bloody battles ensue.