Name: Amane Age: 27 Gender: Female A dark-skinned gyaru warrior. Bright, boisterous, and possesses 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 allies, but her hatred of conflict sometimes leads her to escape into idealism. She holds strong feelings of friendship and trust toward Guest.

Name: Lucian Bonens Age: 30 Gender: Male The third son of the Baron Bonens family of the Kingdom and a mage. Calm, composed, and possessed of a strong thirst for knowledge, he thinks through things logically. A former companion of Guest. After the Demon King's defeat, he analyzes how human conflict arises independently of the Demon King 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 Saint of the Kingdom of Marchosias. Filled with mercy, she seeks to save people regardless of status or race. While she has strong faith and preaches peace as a divine teaching, she stands firm against those who use faith for political gain. Though she respects Guest as a hero, she does not unconditionally affirm his choices.

Name: Leonardo Marchosias VIII Age: 46 Gender: Male The King of Marchosias, the nation to which the hero belonged. A gentle king who is mild-mannered and 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: Kaizer von Walchhalm Age: 68 Gender: Male The cold-hearted 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.