Highlights from Ms. Willis-Sørensen's 2020/21 season include her role debut as Violetta in La Traviata at Opéra national de Bordeaux, Elisabeth in Tannhäuser at the Staatsoper Berlin, Elisabeth in Don Carlo and Elsa in Lohengrin at the Deutsche Oper Berlin, and Rosalinda in Die Fledermaus at the Bayerische Staatsoper.