The Mermaid Queen invites Manatsu and her friends to Grand Ocean as she wants them to find the ocean ring. However, when they return to the castle with no clues on its whereabouts, they realize something is wrong with the queen...
A rainha do Gran Ocean entra em contato com Laura e Manatsu para convidar as Pretty Cures a uma visita ao Gran Ocean!
Manatsu y las demás reciben la invitación de la reina para visitar Gran Ocean y están emocionadas ante la ocasión que se les presenta.
