Half vampire, half fairy, totally unique!Isadora is special because she is different. Her mum is a fairy and her dad is a vampire and she's a bit of both.Isadora has been invited to a sleepover, which is always fun, but this time it's even more exciting because she will be staying at her mermaid friend's house under the sea!It's so much fun spending time with her watery friends, but while she's there Isadora meets a mermaid called Emerald who doesn't seem to be having such a nice time.In the middle of the night, when everyone else is fast asleep, Emerald finally reveals to Isadora what has been troubling her. Can Isadora help Emerald sort out her problem? It's the beginning of an amazing underwater adventure!FeaturesIsadora has an underwater adventure with mermaids, including her new friend Emerald!Perfect for newly confident readers, fans of Isadora Moon, and mermaid enthusiasts.Isadora Moon is one of the fastest growing global brands for children age 5+.Suitable for: Readers age 5+ looking for first chapter books.