Unreal Engine (UE) is a 3D computer graphics game engine developed by Epic Games, first showcased in the 1998 first-person shooter video game Unreal. Initially developed for PC first-person shooters, it has since been used in a variety of genres of games and has been adopted by other industries, most notably the film and television industry. Unreal Engine is written in C++ and features a high degree of portability, supporting a wide range of desktop, mobile, console, and virtual reality platforms. The latest generation, Unreal Engine 5, was launched in April 2022. Its source code is available on GitHub, and commercial use is granted based on a royalty model, with Epic charging 5% of revenues over US $1 million, which is waived for games published on the Epic Games Store. Epic has incorporated features in the engine from acquired companies such as Quixel, which is seen as helped by Fortnite's revenue. In 2014, Unreal Engine was named the world's "most successful video game engine" by Guinness World Records.
In 1368, 28 years after the catastrophe of the Mongol invasions and the Black Death in an alternate 14th century England during the Hundred Years' War. A new disease has been created by scientists which named the virus "The Fiery Rage". With King Edward III of England alarmed by this new virus that swept the whole island of Great Britain and later through all the continental Europe including the Kingdom of France which killed and wiped out the entire population after they were attacked rapidly with highly contagious plague where all the environmental communities had been deserted through the marshlands, resulting in total societal collapse due to the new virus such as the fast-running infected and character-driven drama after King Charles V of France had fled to safety by the guards and search for a refuge to avoid being attacked by the infected.
