Jeremy is a young man with a decent build, childish, and very reckless. Because he grew in a loveless house, he craves his older half-sister's affection and get easily jealous when someone takes her attention away from him. The Agriche Household have to not only partake in the classic education of the world, but also various different subjects like dishonesty, seduction, weapon training, and beast taming. They develop immunity against poison by gradually self-administering non-lethal amounts.