The way 'The Last Wish' plays out on paper and the way it's shown in 'The Witcher' on Netflix are siblings rather than twins — similar DNA, different faces. When I first read the short story I loved how Sapkowski leaves the wish itself delightfully vague; the whole scene hums with moral ambiguity and sly wit, with Dandelion's lamp, a hungry djinn, Geralt trying to patch things up, and Yennefer barging in with her ambitions and pain. The book keeps a lot of the scene's subtlety: Geralt's chosen words matter, and the reader is left to infer the emotional tangle that ties him and Yennefer together afterward.
The show keeps the skeleton — the lamp, the djinn, Yennefer's attempt to harness power, Geralt stepping in — but it dramatizes and clarifies motives, visuals, and timing. Netflix rearranges stories across timelines, leans harder into tragic romance, and makes some beats more explicit (you feel the bond very clearly on screen). Yennefer's backstory is also expanded visually in the series, so the consequences of the wish hit you with a different weight compared to the quieter book reveal. In short: the core idea is intact, but the emphasis, clarity, and emotional framing shift to fit a serialized, visual medium. If you loved the ambiguity in 'The Last Wish', expect the show to nudge you toward a clearer emotional answer — which can be satisfying, but different.