Sammy and Ray, turtles and friends forever, are enjoying an atoll's water and sand, shepherding new hatchlings Ricky and Ella out to sea. Suddenly, a poacher swoops and ships them off to be part of a spectacular aquarium show in Dubai. The kingpin of the place, Big D the seahorse, enlists them in his plans for a great escape. But, with their new friends Jimbo, the bug-eyed blob fish; Lulu, a snippy lobster; Anabel, the sweet Octopus; and a whole family of penguins, Sammy and Ray hatch breakout plans of their own. That is when little Ricky and Ella arrive, determined to break in and rescue them. After a series of thrilling adventures and narrow escapes, our heroes head south to meet up with Shelly, Sammy's first and only love.