第 10 集: 神秘的海涅教授揭露秘密，王子們直面自身缺陷
2017年6月7日 播出
Little by little, the problem princes have been facing their flaws and learning more about themselves as Professor Heine grooms them for the throne. But when Count Rosenberg makes another appearance, they realize there's one thing they still know nothing about: the royal tutor himself... (Source: Crunchyroll)