In 2001, an alien species known as BETA (Beings of Extra Terrestrial origin which is Adversary of human race) arrived to invade Earth. Over the subsequent 20 years, they conquered most of the Eurasian continent, effectively reducing the global population by billions. In response, humanity accelerated the development of tactical weapons (machines). Consequently, elite pilots from around the world began gathering at a UN base in Alaska called Yukon to join the Prominence Project. This initiative is a joint Russian-American effort focused on researching and developing tactical weapons against BETA, with pilots tasked to test prototypes, which sometimes involves pitting them against one another...