As the Spirit-sama Says, also known as 精霊様の言う通り, is a captivating Japanese web novel that delves into the world of hypnotism and fantasy. The protagonist uses his hypnotic abilities to make women believe he is the legendary spirit, leading to various erotic encounters. With genres including adult, ecchi, and harem, this novel offers a unique blend of mature themes and gender-bending elements. Tags like mind control, perverted protagonist, and transported into another world add depth to the storyline, making it a must-read for fans of cunning protagonists and fantasy worlds.