If those people weren't from the IMF, it was actually a good thing for Anna. Their battle had been so intense, yet the IMF hadn't sent anyone. This meant they weren't monitoring the Indian Ocean—at least, not strictly.
The shackles that had been binding Anna's mind were gone. She could now create as many Futan believers as she pleased. It was foreseeable that Anna's power would expand greatly in the future. Of course, having suffered a loss before, she would never let the same mistake happen again. This required careful planning and absolute secrecy.
As for the ritual materials, Anna had long set her sights on the pirates. These outlaws were numerous near Somalia, and no one would notice if they disappeared. She wasn't even concerned about their companions seeking revenge; they could just be captured as well.
