Mugm stays inside of the purple tower where he and ECorridor argued about what is right and what is wrong.

yeah, he'd betrayed them for his own selfish benefits and power--- he may have used his teammates and ECorridor for it aswell but it was too late to turn back. the damage was already done

Mugm just rolls his eyes as ECorridor continue to tell him that what he's doing is wrong, mugm just sighs. He turned to his old friend, continuing their conversation

Mugm: "ECorridor, I don't really care if you don't agree with me. And second.. Don't make me have a reason to kill you" he spoke coldly