The Turtle Secret tells the story of ten-year-old Hessa and her mission to save the turtles. When Hessa rescues a turtle in the local market, she takes it straight to her uncle, a marine biologist. She finds herself captivated by these fascinating marine creatures and their precarious way of life. But with her sister about to marry and her father still grieving over her deceased mother, Hessa realizes that none of her loved ones have time for her, or her passion for turtles. When her uncle discovers that someone has been stealing turtle eggs from the beach because of their high value as a rare delicacy, Hessa embarks on a mission to catch the thieves and protect the turtles, leading to a thrilling adventure.