Write a story about a mysterious ancient civilization that holds the key to unlocking a powerful source of magic, but its ruins are guarded by dangerous creatures and traps

Write a story about a mysterious ancient civilization that holds the key to unlocking a powerful source of magic, but its ruins are guarded by dangerous creatures and traps. A group of adventurers must navigate the dangers and uncover the secrets hidden within the ruins to harness the magic for good or risk unleashing it for destruction.