In 2030, the "shield" satellite system set up by the major powers in space ends the era of ballistic missiles. The danger of nuclear war is no more. In 2035, the United States fell into a great crisis of ethnic and political conflict. An armed conflict takes place within the United States and make lose its global leadership role. In 2040, the world is dominated by 12 multinational military organizations. The conflicts are getting more intense and the world is facing a new world war. The Endwar.
"Black Lotus" does not refer to a specific entity, instead, it's simply a code name for a team of highly trained female field agents. Black Lotus is a highly capable scout sniper. They can also carry out espionage missions and are willing to use sex to acquire the necessary intelligence.