Son of a humble baron who was promoted into a viscount through numerous achievements. Although cynical with a foul mouth, he is kind at heart. While unrivaled with his battleship "Partner" and armor "Arrogantz," he avoids taking lives whenever possible.

A commoner who enrolled as a scholarship student. Originally the protagonist of the otome game. She has low self-esteem, but is strong-willed and diligent. She is skilled in healing magic and is beginning to develop the power of a saint.

Julius' former fianceé and heiress of a ducal family that is next to the throne. Originally the villainess in the otome game, she has grown close to Leon and Olivia. She has an honest and strong personality and hates injustice.

A viscount's daughter who took Olivia's place as the protagonist. She manipulates Julius and the others, plotting a "reverse harem," but she also has a pitiable side, often getting dragged into their reckless and thoughtless actions...