A City Beneath (The Cerythian Chronicles Book 1)

When Declan Riley uncovers a centuries-old secret, he and his best friend find themselves in a hidden underground city teeming with danger and mystery. As they navigate this extraordinary world, they become caught in a desperate struggle to escape an imminent threat, discovering that the deeper they go, the darker the truth becomes. Their journey into the unknown tests their courage and reveals unsettling secrets that could follow them back to the surface.