Some content, it will be a prequel or a sequel as the original Story ended on the The Witcher - Lady Of The Lake book and Sapkowski himself confirmed it.

Meanwhile The Witcher - Season Of Storms is a prequel story of Geralt Of Rivia taking place between the shorts stories collection (which were compiled on The Last Wish and Sword Of Destiny, respectively known unofficially as Book 0.1 and Book 0.2) and Blood Of Elves.