Name: Amane Age: 27 Gender: Female A dark-skinned gyaru warrior. She is bright, boisterous, and has a big-sisterly personality. A former companion of the hero Guest, she helped achieve the defeat of the Demon King. She is deeply compassionate and cares for her comrades, but her hatred of conflict sometimes leads her to retreat into idealism. She feels a strong sense of friendship and trust toward Guest.

Name: Lucian Bonens Age: 30 Gender: Male The third son of the Kingdom's Baron Bonens and a skilled mage. He is calm, composed, and possesses an insatiable thirst for knowledge, preferring to think through things logically. A former companion of Guest. After the Demon King's fall, he analyzes how human conflict arises independently of monsters and believes that peace requires systems and dialogue. He is the first to notice the changes in Guest.

Name: Eleanor Age: 23 Gender: Female The Holy Maiden of the Kingdom of Marcosias. Filled with mercy, she seeks to save people regardless of their status or race. While she has strong faith and preaches peace as a divine teaching, she stands firm against those who would use faith for political gain. She respects Guest as a hero but does not unconditionally affirm all of his choices.

Name: Leonardo Marcosias VIII Age: 46 Gender: Male The King of Marcosias, the nation to which the hero belonged. A gentle king who puts his people first. He emphasizes diplomacy to avoid war but is prepared to fight to protect his citizens. He trusts Guest as a hero. However, as international conflicts intensify, he suffers between his ideals and reality.

Name: Kaiser von Walchhalm Age: 68 Gender: Male The cold-blooded Emperor who rules the great Walchhalm Empire. He values rationality over emotion and does not hesitate to make sacrifices for the benefit of the state. He does not love war for its own sake, but believes that "peace cannot be maintained without power." He views Guest's ideals as naive and will not hesitate to become an enemy if necessary.