Life in the sparkling blue ocean is usually peaceful and playful for a little seal named Marina. But one sunny afternoon, while splashing near the waves, Marina accidentally swims a bit too far from her family and right into the path of a very large, very hungry shark. In the blink of an eye, the enormous fish swallows her completely whole. You will plunge into a thrilling underwater rescue mission as Marina's frantic parents and all their clever ocean friends team up to save the day. Using quick thinking and a lot of bravery, they devise a bold plan to get the little seal out of the shark's belly and back into the open sea. This exciting and ultimately heartwarming adventure proves that even the most terrifying ocean encounters can end happily when families stick together.