When a shady corporation's illegal mining operation disturbs the ocean's mysterious seabed, veteran deep-sea rescue diver Jonas Taylor and a research team unearth terror beyond imagination. Five years after the horrific first encounter with the unstoppable Megalodon in _The Meg (2018)_ (qv), Jonas must now face a ferocious old enemy for the second time. But the sea's perplexing depths harbour prehistoric, blood-chilling secrets aching to resurface. Can Jonas confront what emerges from the trench?—Nick Riganas