After receiving an emergency call from Big Harbor during a fierce storm, a young rescue boat named Elias pulls off a daring rescue mission and is hailed a hero. He is thrilled when the harbor recruits him as it's new lead rescue boat and sets out to start his new life, leaving all his friends behind. However, life at Big Harbor is not all it's cracked up to be and Elias soon discovers that a local gang is mining an illegal precious metal that has the power to alter the weather. Elias will need the help of his old friends to expose the mining operation and save Big Harbor.