"The Inheritance Games" is a young adult novel by Jennifer Lynn Barnes that follows the story of Avery Grambs, a teenager who unexpectedly inherits a vast fortune from the reclusive billionaire Tobias Hawthorne. To claim her inheritance, Avery must live in the Hawthorne mansion for one year, where she encounters the billionaire's enigmatic family, who are determined to uncover the secrets behind her sudden wealth. As Avery navigates the challenges of her new life, she becomes embroiled in a series of puzzles and games set by Tobias Hawthorne. The story explores themes of trust, family dynamics, and the complexities of wealth, as Avery works to solve the mysteries surrounding her inheritance while dealing with the Hawthorne heirs.