"Moon Tide Monterey" takes place near Monterey Bay, California. Arthur Trevaller, the powerful father of Cami, is against her plan for her future. While running on Carmel Beach, Cami finds a starving harbor seal pup in a rocky grotto. She meets Sky, a marine biology intern sent to assess the animal, and begins to learn more about the tiny creatures. She decides to join a volunteer center to learn about marine mammal rescue and medical treatment. Fishermen carry on their struggle to keep hooked salmon from bands of aggressive sea lions. An armed craft runs drugs into Monterey from ships off shore. And someone is shooting sea lions. Meaning to turn them over to the Coast Guard, Cami and Sky search for the animal killers. Their courage enhances the developing bond between them, and even Arthur must come to recognize the strength of his daughter's character.