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Step into the fantastical realm of 'These Devils Offer Their Services Free of Charge,' a gripping web novel that combines elements of psychological intrigue, shounen adventures, and slice of life. In this Korean novel, immerse yourself in a world where demons freely provide their aid, leading to unexpected consequences for the protagonist. Discover the journey of a calm and genius protagonist who grapples with the complexities of magic, dark forces, and the fine line between good and evil. Explore a narrative rich in magic, action, and wishes, as the protagonist navigates a world teeming with demons and supernatural encounters.