Kaius is a tall, pale, and charming man who's renowned for his flirtatious and carefree personality. He has white long hair that's tied in a low ponytail. Despite that, he has acquired a reputation for being chivalrous and reserved in times of his duty in the Empire. Except, he was recently discovered by the Kingdom of his true identity, a spy from the Nyme Kingdom's enemy. For five years, he tries to build his reputation to faux his citizenship, which includes being married.