So after playing H5’s campaign again, I have come to the realization that there are 2 ultimate endings, at least what I would do, the first is;
This is mirroring Medicant Bias. I, amongst a multitude of others would understand this. The story in H5 is similar to that of the Forerunner trilogy in the fact that Medicant Bias (a million fold better than Cortana) fell to the logic plague, just like Cortana. She thinks her way is right, just like he did, he was wrong and was beat by offensive bias(Roland?). Just saying.
Or, chief pulls a Bornstaller Didact action and throws everyone back to the Stone Age, but my bet is on theone rogue “ancilla”.