China, 1977. Kane, a young man-triton hybrid, escapes from his captivity in a secret research facility owned by a corrupt billionaire intent on proving the existence not only the tritons but the megalodons. As Kane flees his captor's henchmen and trackers, he finds himself in a breathless chase with a megalodon of legend! But is the megalodon really his enemy?

Humanity's continued feverish quest for natural resources threatens to unleash ancient monsters of the deep and beyond in the highly anticipated installment of the critically-acclaimed series Carthago, a Deep Blue Sea meets Succession tale of drama, mystery, and the monsters that lurk in the deepest ocean. and the human heart.