It's not easy being half-mermaid. Just ask Molly Seabrook.
She sprouts a fish tail whenever she's near water (NOT ideal when you live in a seaside town). She still has to deal with having the World's Most Embarrassing Family. And she has to lie to everyone about her identity. Even her best friend, Ada.
Then the Waverley twins arrive in town. Molly's thrilled to discover that they're secret mermaids too! But Molly's mom forbids her from seeing them...
Is something fishy going on?
The I Turned Into a Mermaid series is the perfect fit if you're looking for: