Andrzej Sapkowski

Geralt of Rivia is a witcher - a mutant brought up from birth as an elite monster slayer. After saving the life of Calanthe, the ruler of Cintra, and her daughter Pavetta, he demands the right to her firstborn - that's the way the witchers recruit. When Pavetta gives birth to a girl, he has troubles with accepting his destiny. (turin)

Escaping from poverty to become a witcher, Vesemir slays monsters for coin and glory, but when a new menace rises, he must face the demons of his past.

Hired to probe seaside village attacks, mutant monster hunter Geralt unravels an age-old conflict between humans and sea people that threatens war between kingdoms. Aided by allies, he must solve the mystery before hostilities escalate.