A 12-year-old genius and criminal mastermind, Artemis Fowl, kidnaps a fairy, Captain Holly Short, for a large ransom of gold with the help of his bodyguard, Butler, to restore his family's fortune. In the process, he discovers an underground world of armed and dangerous fairies. The fairies fight back with magic, cunning, and technological weapons leading to a high-stakes battle of wits.

This novel introduces readers to a world where ancient magic and modern day collide, centered around the life of Nicholas Flamel, a legendary alchemist who possesses the secret to eternal life. When his powerful book, the Codex, is stolen, Flamel and his wife must rely on the help of two teenage siblings, Sophie and Josh Newman, to recover it. The story unfolds across a backdrop of myth and history, weaving together a thrilling adventure that spans across continents and involves figures from lore and legend. As the twins discover their own untapped powers, they become central to the battle between the forces of good and evil, with the fate of the world hanging in the balance.

The book follows a Bangladeshi-Irish teenager as she navigates the complexities of her identity, culture, and sexuality in contemporary Dublin. When her school organizes a business competition, she decides to start a henna business, only to face rivalry from another student with a similar idea. As the competition intensifies, so do her feelings for her competitor, leading to a poignant exploration of love, family expectations, and the courage to be true to oneself amidst the challenges of racism and homophobia. The protagonist's journey is a heartfelt tale of self-discovery and the struggle to honor one's heritage while forging a unique path forward.