The Monster Missions

In a world submerged underwater, Berkeley and her best friend, Garth, live on an old cruise ship and scavenge for supplies from drowned cities. Their lives take an unexpected turn when they awaken a Hydra and are sent to live on a submarine to study and hunt sea monsters. As the Hydra seeks revenge on their home ship, Berkeley, Garth, and their crew must find a way to save their families and their ship from being destroyed, while also facing other deadly threats in the ocean's depths.