Netflix’s The Witcher Adapted from the Books and Not the Video Games
Telling The Witcher Story by the Book and not the Game
This tension between the legitimacy of the source material and the popularity of the video games is something that showrunner Lauren Schmidt Hissrich, known for her work on Netflix’s Marvel shows Daredevil and The Defenders, has played down in interviews. If you’re a fan of the games, she argues, then there’s no reason why you wouldn’t be a fan of the TV show adapting the books that inspired the games.
Source: http://www.bbc.com/culture/story/20191218-netflixs-the-witcher-review-is-it-the-new-game-of-thrones