La dama del lago (La saga de Geralt de Rivia, #7)

The Lady of the Lake (Polish original title: Pani Jeziora) is the fifth and final novel in the Witcher Saga written by Polish fantasy writer Andrzej Sapkowski, first published in Poland in 1999. It is a sequel to the fourth Witcher novel, The Tower of Swallows (Wieża Jaskółki).