A Timid Lady was Turned into an Ugly Cat, but on the Verge of Fainting Is Picked Up by the Most Fearsome Military Duke(2023)

Busa Neko ni Kaerareta Kiyowa Reijou desu ga, Saikyou no Gunjin Koushaku ni Hirowarete Kizetsu Sunzen desu

Marie's life as a viscount's daughter is snatched away when her own sister curses her to become a cat...and then steals her betrothed! Forsaken, she collapses from hunger, when tender hands reach out—and on the other side is the undefeated duke with a reputation for being cruel and unfeeling?! Marie's turn from misfortune to a comfortable cat life begins here!

(Source: Yen Press)