Moon Stones Gone Missing
Erik is back, and he has a plan: to take all the moon ring stones and forge them into one huge stone to reopen the merman chamber on Mako Island. Sirena, Mimmi and Ondina are put on the case by the mermaid council, and with the help of Zach, Evie, Nixie and Lyla, must stop Erik. But when they have the stones from the...