Maki Zenin is a second-year at Tokyo Metropolitan Curse Technical College. She is from the Main Family of House Zenin, one of the "Prominent Three Families" of Sorcerers. Due to a Heavenly Restriction, Maki possess a very low level of cursed energy, comparable to the average non-sorcerer. As a trade-off for her low cursed energy, Maki has superhuman physical prowess.
(Source: Jujutsu Kaisen Wiki)