Iris, a viscountess in Bretora, is slowly turning into a demon. Her past is filled with struggles. Her parents died when they were young and she was teken care of by her brother, currently and Earl in the neighboring kingdom of Havara. After her friend Rika, a demon got exiled, she followed with her and her brother sent 10 knights along with her maid. She had built her territory from the ground up and was later given the title of baron by The king of Bretora.

Tersia is a scheming student at the Royale Academy, determined to become Empress, but is very kind to those she cares about.