Write a fictional story about a group of friends who stumble upon a mysterious old book in an abandoned library, only to discover that the book contains spells and incantations that have the power to alter reality

Write a fictional story about a group of friends who stumble upon a mysterious old book in an abandoned library, only to discover that the book contains spells and incantations that have the power to alter reality. As they experiment with the spells, they quickly realize that their actions have unintended consequences, leading to a series of dangerous and thrilling adventures.