A uniquely powerful group of "defender Manatees" come to Earth and are determined to find answers for their sudden metamorphosis years ago, and must try to outwit the humans while still achieving their mission.

Fresh out of high school, Benjamin Levi Jacob has immersed himself in constant hip-hop music and street slang, leading him to rebel and disrespect his long-suffering mother, Joann. Even more worrying, though, is his cold indifference to the concerns or feeling of others around him. Living in the 'hood doesn't improve matters. Ben hangs with a tough crowd, and one of his friends, Tony, is as rough as they come. While out looking for a job one day, Ben decides to cruise around with Tony for awhile. But Tony is wanted for murder, and the cops catch up to him while Ben and Tony are joyriding....

Who will step in to save the vulnerable planet Moonark from those who would destroy it and sap its valuable resources? Who would dare to do battle with the fierce Chocroids, the giant and terrifying Muck Mock spiders, and to fight crime from Moonark all the way to distant Earth? Enter the Manatee Warriors, an intrepid group of galactic superheroes whose mettle and bravery sees them through wild adventures of treachery and danger. Aided by the incredible technological advances pioneered by the genius inventor Sweegee, the manatees work as a team to defeat all who would threaten their homeland....