Captain Clark is a child superhero who goes on adventures with his brother and sidekick, Rhett Cadet, to save his hometown of Comic Book World from the evil villain, The Rewinder and his goons, Daddy Bo Baddie and Mad Rock. In this adventure, The Rewinder kidnaps Rhett Cadet and sends Captain Clark to Dinosaur Land with the choice of saving his brother only to stay stuck in Dinosaur Land forever or go back to Comic Book World without his brother. With the help of his team member, Cuckoo Scientist, Captain Clark must navigate Dinosaur Land to find and rescue his brother, so they can make it back to Comic Book World before time runs out and they're stuck in Dinosaur Land forever.