The Sweetest Fiend by Raven Kennedy — book slip

In a world shattered by the emergence of monstrous Banes, the half-Bane, half-fae protagonist struggles to survive amidst hatred and fear. When a deadly Plague threatens her city, the enigmatic Pied Piper arrives, offering salvation at a steep price: one hundred and thirty souls, including hers. Captured and taken away, she must navigate the dangerous allure of the Piper's magic and the growing tension between them. As the sweet scent of her blood calls to him, she realizes escaping is crucial—not just for her heart, but for the fate of the world.

First in the Played by the Piper duology by Raven Kennedy.