Tsukareta Oujisama to Kyouikugakari no go Reijou no Hanashi

Ada, the daughter of the Duke of Lafine, has been appointed by the king to be the tutor for Steven, the first prince of the renowned Kingdom of Fierte, known for his perfection. However, when she meets the prince, she finds him exhausted from work, listless and sloppy. Since childhood, perfection has been expected of the prince, who has worked too hard, so she decides to teach him how to "take a break"...! The prince's tutor's daughter finds relief for his tiredness. A soothing, otherworldly love story begins! (Source: Kodansha, translated)