The movie tells the story of two friends, Myshko and Lev, who are part of the Ukrainian Navy's ship U311 "Cherkasy" stationed in Crimea. As the Ukrainian president flees and the Crimea is occupied by Russian forces, the ship is trapped in the Donuzlav Lake with no way out. Despite being surrounded, the crew of the "Cherkasy" decides to resist and fight bravely against the enemy, making it the last Ukrainian ship to hold out in Crimea.
U311 Cherkasy
In 2014, the Ukrainian Navy's minesweeper U311 "Cherkasy" faced a tense standoff as Russian forces attempted to seize the vessel in Crimea.