“The Mystery of Britannic” - a historical docudrama that reveals a unique scenery on the terrible fate of the sister ship of the famous Titanic, whose final destiny was to be lost while at sea. The project presents the on-screen combination of re-enacted historical events intertwined with the scientific underwater documentary. The narration of the re-enacted story is being done by Nelly - who has departed her affluent family to serve as a newly recruited volunteer nurse on the hospital ship. Nelly shares her heart-piercing story of a courageous voyage aboard of the legendary Britannic - an ill-fated ocean liner, converted into the military hospital ship, bound for a shattering demise. One of the most famous shipwreck researchers, Richard Kohler, whose expertise and knowledge of the Britannic history developed into the life-long passion, helps the viewer to clearly apprehend the documentary materials. High-tech, deep-ocean submersibles and underwater research equipment allowed to capture the unique footage of a sleeping giant on the depths exceeding 100 meters. The combined efforts of researchers, scientists and SFX team made it possible to life-like witness the last minutes of the gigantic hospital ship. Together with the characters of the movie, the viewer will go through the actions of noble sacrifice, the story of love, the horrors of war, re-live the unspeakable tragedy happened a century ago and behold the long-gone wreck of the hospital ship in all her silent glory.