It is World War II, 1942. Germany stands at its strongest as German troops are occupying the land from the Pyrenees to the Kremlin. Great Britain, one of the few still independent countries, decides to launch a daring assassination mission to kill three high ranking Nazi officials in an desperate attempt to end the war. You, Jan Mortyr, a british M16 secret agent, have been chosen for this mission.
Operation Thunderstorm is a straightforward first person shooter. You must fight your way through towns and enemy bases in such countries as France and Poland. The game allows the player to take cover behind certain objects and shoot covert fire at the enemies. The game contains nine levels in total.
In the German version, the in-game gore setting was removed and is automatically set to the lowest setting. This results in the removal of all blood. Additionally all swastikas were replaced and the names of Hitler, Goebbels, Himmler and Göring were removed or replaced.