When Stink and his friends get to sleep over at the aquarium, it's a science freak's dream come true. Stink loves the sea-creature scavenger hunt, the jellyfish light show, and the sand tiger sharks with razor-sharp teeth. But after some spooky stories around the virtual campfire, can he manage to fall asleep thinking about Bloody Mary, the mutant Frankensquid that's supposed to be on the prowl?