Alviss is the moral gray zone. He does enjoy the heroines’ suffering—he brings popcorn to the trial. But he also stops Leon from becoming a murderer. His famous line from Chapter 5: “Revenge is a meal best served cold. But you, Leon, are warm. Don’t let me freeze you.”
That line hit hard. The manga isn’t just edgy — it’s exploring justice vs. vengeance. Alviss is the moral gray zone
: The chapter often emphasizes the Hero's shock at how domestic and caring the Demon King is, contrasting with the coldness of his former human allies. The Falling Action of the Villains Alviss is the moral gray zone