The Pockets head to the beach and Polly wants to test her new deep sea submarine, but when her Dad's special anniversary gift goes missing, Polly and her friends have to do whatever it takes to find it.
The Pockets head to the beach and Polly wants to test her new deep sea submarine. But when Dad loses the special ring he got as an anniversary gift for Mom, Polly must help Dad find the ring. Polly and her friends will survive an action-packed dive in the ocean to reclaim the ring and ensure the perfect anniversary for her parents.