Pitch-Black Invasion

The story follows humanity's defeat in an all-out war. The Yan Kingdom was stripped of nearly a quarter of its territory, and the world entered a brief period of peace. The protagonist, Bai Ling, is a member of the newly formed government agency, the Rescue Bureau. His partner is Belle, a somewhat precocious young girl. The two use special abilities to handle unusual crises. This pair of partners, whose relationship is complicated, will face a series of challenges.