Гусар S01E18 - Как гусар прошлое исправил

Mitya and Katya are stuck in the past, just before the Battle of Borodino. But it looks like there won't be a battle, because the hussar didn't get the secret documents to Kutuzov in time. And if there is no Borodino, history will change and the Zhuravlevs will have nowhere to go back to....