Nanoshark

In a bizarre and fantastical twist on medical science gone wrong, scientists push the boundaries of nanotechnology to create a microscopic shark as a potential cure for a rare blood disorder. However, their experiment quickly spirals out of control when the tiny terror begins wreaking havoc within its host's body. To save humanity from this tiny terror, a team of intrepid adventurers embarks on a perilous journey through the bloodstream in a miniature submarine, ready to face whatever horrors lie ahead. Will they survive the bite of a shark that's never been smaller?