The megalodon, the ocean overlord, is making waves again this summer! Jonas Taylor (Jason Statham) and scientist Zhang Jiuming (Wu Jing) team up to explore the 7,000-meter-deep abyss. They are unexpectedly attacked by a group of prehistoric giants, the ocean overlords, the megalodon, and will also fight against a group of ferocious and dangerous ancient monsters. A thrilling abyss adventure, a thrilling deep-sea battle is about to begin...