El corazón de Isla Coral (Marina Sirena 2)

Marina is an ordinary girl who has just arrived on Coral Island. What she doesn't know is that her life is about to change! She has a new school, new friends, and… a mermaid tail? Alongside the mermaid princess Niebla and with her newfound magical powers, Marina discovers an underwater universe where great adventures await. When the construction of a water park threatens to destroy Coral Island's Treasure Cave, Marina and her friends know they have to do something. They can't let it happen! This time, Marina and Niebla will work together to help human children and mermaids work as a team.