[illustrious] Maxi (Maximilian Calypse) [Under the Oak Tree]

Maximilian Calypse (née, Croyso) is the female protagonist of the Korean light novel Under the Oak Tree (Korean: 상수리나무 아래; RR: Sangsurinamu Arae), authored by Kim Suji (Korean: 김수지), and the manhwa of the same title. Maximilian is a noble lady and the wife of Riftan Calypse. She is also the eldest daughter of Duke Croyso and older half-sister to Rosetta. Married to Riftan Calypse at her father's behest and as part of his plot to send Riftan to the dragon subjugation in his place, Maximilian becomes the Lady of Anatol and is placed in charge of Calypse Castle. She slowly grows into her role and gains confidence in herself as she overcomes numerous obstacles throughout the story.

She is 22 y/o in Book 1 of the novel and in Book 2 she's 26 y/o.