"Something's gone wrong in the everglades. The manatees are dying, and park officials want the Landons to find out what's causing the "deadly waters."
It was supposed to be a fun day of fishing and picture taking for the Landon kids and 14-year-old Bridger Conley. Everything changes when a stranger in a speedboat suddenly steals Jack's camera, leaving the trio face-to-face with an injured manatee and a seven-foot shark."