Sirena, Nixie and Lyla are part of a mermaid ... Ondina and Mimmi, two young mermaids from the Mako pod, are determined to break Zac's connection to Mako Island and reclaim Mako for the pod.

In Season 2, Lucy Fry portrays Lyla, Ivy Latimer plays Nixie ... follows Zac, a boy who accidentally turns into a merman and threatens the existence of three young mermaids who guard Mako Island.” ...