Rock Man X 9: The White Virus and The Legends

Even since the events of Rock Man X 8, Axl has been acting very weird and violent even with the removal of whatever jumped into the gem of his helmet. With this, Axl ends up disappearing and a small group of Maverick Hunters appear who call themselves The Legends, their leader being a figure that hides being a cloak and happens to be a female. Who are they and where was Axl now?