What happen if Marinette and Adrien a three part life and they were mermaids superhero and their self and Alya and Nino a to part life mermaid and there regular life and they were given a shell necklace so when they jump in the pool or lake and those water stuff they turn into mermaids and Adrien knows that Nino is a mermaid because they got them together and their code name is Nino -max- Adrien - Aden- and Alya and Marinette knew each other just like Nino and Adrien and there code name was Alya -Leona- Marinette -marceline-Tous Droits Réservés