"Only one connection remains to the lunar Pyramid, and Calus has barely reacted," Eris says. From the tone of her voice, it is apparent this has weighed heavily on her. "There is a piece of his agenda that we cannot yet see, I know it."
"To be this close and still feel as though it is but a mirage is… infuriating," Eris says, and it is clear she intends to find out Calus's true motivations one way or the other.
For now, the task ahead of you is clear: continue containing the Nightmare threat aboard the Leviathan and await further instructions.