Season 1
Episode: 1x01 | Airdate: Apr 1, 2024
Moscow teenager Stepan Govorov failed the annual history exam. As a result, instead of a vacation in Turkey, Stepa's parents send him to his grandmother in a village near Rostov.
Having come into conflict with local teenagers, Stepa accidentally falls into a village well and falls into the past, into a Cossack village in 1612 during an attack on it by the Crimean Tatars. After the fight, Stepa is mistaken for a spy and thrown into a pit. In the morning, at the Cossack circle, the Cossacks decide to execute him.
Episode: 1x02 | Airdate: Apr 1, 2024
Nazar is trying to inflict violence on Stepan. He is saved by the daughter of Ataman Alyonka, explaining to the Cossacks that Stepa saved her during the attack of the Crimeans. The chieftain decides to save his life and give him to the "upbringing" of the family of the Cossack Churil, who should teach him Cossack wisdom. While Nazar goes on an expedition to rescue the captive Govor, Stepka tries to earn money so that the bricklayer Lukyan can restore the destroyed well.
Episode: 1x03 | Airdate: Apr 1, 2024
The Cossacks decide to send a messenger to Nizhny Novgorod to Pozharsky. Stepa is trying to complete the well and simultaneously learns the Cossack craft. At this time, the dwarf Cossack Irgai reports that the neighboring village has again encroached on their harvest. Stepa suggests solving the problem not by war, but by sports, teaching Cossacks football. After the match, escaping from drunken Cossacks, Stepan runs away into the forest, where he stumbles upon Crimeans who kidnapped Govor.
Episode: 1x04 | Airdate: Apr 1, 2024
Stepa tells the Cossacks that he found the Crimeans who kidnapped Govor, but the Cossacks with a hangover are not able to go camping. Stepa, with the help of "modern anti-hopping procedures," quickly puts the Cossacks on their feet and organizes a campaign against the Crimeans. The Cossacks take them by surprise, but immediately find out that they do not have a dialect - the Crimeans sold it to the Poles. In parallel, Lukyan completes the well and Stepa, saying goodbye to friends, dives into it.
Episode: 1x05 | Airdate: Apr 1, 2024
Stepa learns that because of him, his direct ancestor, Yesaul, is in danger, and therefore the entire Steppe family. The Cossacks receive a dispatch from Pozharsky and decide not to go to the aid of the militia, and Stepa is thrown into a pit because of a dispute with Nazar. Ataman Markov announces the wedding of his daughter Alyonka with the Cossack Nazar.
Episode: 1x06 | Airdate: Apr 2, 2024
Stepa and his friends find Yesaul Govor in captivity by the Poles, who are preparing to hang him. Nazar manages to convince everyone that Stepa is a Polish spy and he is in danger again, now from the Cossacks themselves.
Episode: 1x07 | Airdate: Apr 2, 2024
Stepa is trying to disrupt Alyonka's wedding with Nazar, he has proof that there is a Polish spy among the Cossacks. And now Stepa, along with Ivan and Nikita, will have to pass the tests to become a real Cossack and get the right to go to the battle for Moscow. But the guys decide otherwise.
Episode: 1x08 | Airdate: Apr 3, 2024
Stepa and Alyona go after the Cossack detachment. But the chieftain refuses to let Stepan into battle. Stepa does not obey and meets Nazar on the battlefield in a decisive battle.
Season 2
Episode: 2x01 | Airdate: May 12, 2025
Nazar drags Alyonka's great-granddaughter Maria into the well, and Styopa, realizing that everything happened because of him, rushes into the past to save her. In the 17th century, he learns that Susanin's feat and Monomakh's Hat, without which they cannot crown the tsar, have disappeared, and at this time Churila, Pop and Amira accidentally end up in Moscow in 2023.
Episode: 2x02 | Airdate: May 12, 2025
Marina Mnishek decides to return to the throne, using a school textbook that Maria must read to help her kill Tsar Mikhail Fedorovich Romanov. On the Arbat, Lena meets Churila, Pop and Amira, who take on the role of animators and have arguments with the locals. The situation gets out of control and the heroes end up in the police station.
Episode: 2x03 | Airdate: May 13, 2025
Stepan and the Cossacks continue to save the tsar, facing new obstacles during the Time of Troubles, while Mnishek and Nazar step up their game to change history. In the future, Churila, Pop and Amira face a new reality and confuse the police more and more.
Episode: 2x04 | Airdate: May 13, 2025
The heroes save Tsar Mikhail Fedorovich, who initially does not believe them, but eventually shows interest in Alyonka, which makes Styopa jealous. Nazar helps Maria escape, and she plays a scene to leave with Ursula, while Mnishek plans the next steps with the help of a potion.
Episode: 2x05 | Airdate: May 14, 2025
The heroes arrive in the village, where Mikhail Fedorovich, disguised as a peasant, causes laughter and indignation. A party is held in the village, but everything ends in disaster because of the fireworks. Cossacks and Lena are faced with the need to earn money for a trip to Rostov, meeting thrash streamer Timur, who offers them to participate in the stream in exchange for money.
Episode: 2x06 | Airdate: May 14, 2025
Styopa defends Mikhail Fedorovich in court, proving his innocence in the burning of the village, and finds evidence that the Tatars are to blame. Meanwhile, the Cossacks and Lena agree to work for Timur, advertising the shopping center, but after filming they are ambushed by the police, and bandits from the Tavern are waiting for them in the parking lot.
Episode: 2x07 | Airdate: May 15, 2025
Stepan and Maria are searching for the missing Mikhail Fedorovich, using a "Lie Detector" and forcing the Cossacks to confess various sins. Lena and the Cossacks hide in her museum, where they conduct an excursion and earn money. However, a chase begins for them, and they escape, having received help from museum staff.
Episode: 2x08 | Airdate: May 15, 2025
Maria, posing as Alyonka, seduces Mikhail Fedorovich in order to lure him out for an assassination attempt, Styopa exposes her, and everything ends in a fight with the real Alyonka. Styopa locks the tsar in the bathhouse to save him, but the bathhouse suddenly catches fire. Amira gets lost in the Moscow metro, but after the heroes find her, they miss the train. Left without money, they decide to pawn the gold.
Episode: 2x09 | Airdate: May 19, 2025
Mikhail Fedorovich, accusing Styopa of cowardice, suggests solving the case with a duel in the style of "Pop MMA". In a scuffle, Nazar kidnaps Alyonka, and Maria turns out to be useless. Cossacks and Elena discover how profitable it is to sell ancient coins, but attract the attention of bandits.
Episode: 2x10 | Airdate: May 19, 2025
Styopa discusses with the Healer his doubts about returning to the past, and soon Mikhail Fyodorovich reveals his identity to the royal archers. On the train, the Cossacks encounter comical situations, including chasing gypsies who stole Monomakh's hat, and eventually they have to leave the train.
Episode: 2x11 | Airdate: May 20, 2025
Maria, Ivan and Nikita try to get the truth out of the captive Nazar by using various tortures, and the Witch Doctor puts him into a trance, as a result of which Nazar reveals the plans of the Mnishek to destroy the royal family. At this time, the Cossacks accidentally end up at a Cossack campsite for a themed holiday, which unexpectedly turns into a real battle with the Tatars.
Episode: 2x12 | Airdate: May 21, 2025
Styopa and the Cossacks in Kolomna encounter Evdokia, who reveals Mnishek's plans, while Nazar and the blind Cossack escape from the village. Churila, Amira and the Priest avoid the police, jump with parachutes, get to the festivities, and the Priest, having become the leader of the sect, along with the rest is rounded up.
Episode: 2x13 | Airdate: May 22, 2025
Styopa and the Cossacks try to make it to Mikhail Fedorovich's wedding in Moscow, encountering Nazar and his men, who destroy the bridge, but they find a way to swim across the river and reach the capital. In Moscow, they save the tsar in time, Mnishek tries to use magic for his own wedding.