In the shark-infested waters of the Caribbean... ...two prawns called Justin and Christian are discussing the pressures of being a preyed-upon prawn. ""I hate being a prawn,"" says Justin. ""I wish I were a shark."" Suddenly, a mysterious cod appears. ""Your wish is granted,"" he says. Instantly, Justin becomes a shark. Horrified, Christian swims away, afraid his former friend might eat him. As time passes, Christian continues to avoid Justin, leaving the shrimp-turned-maneater lonely and frustr…