A little mermaid, who is a terror of the deep--too fierce, scary and ferocious to follow The Good Little Mermaid's Guide to Bedtime--resists going to sleep at every turn, in this uproarious underwater story.

"Zandi was always thinking and dreaming about the ocean. Then, one special day, the ocean calls for her. Zandi tentatively approaches the water--and that's when her adventure begins! She soon finds herself transformed into a mermaid and on an unforgettable underwater journey, where she hears the song of the ocean. But there is something threatening this magical world. Is the key to protecting it buried in stories from the past? Join Zandi in her mission...

In their bath time reverie, Merbaby, an imaginative child, has wonderful aquatic adventures with their merdaddy until their fingers start to prune and it is time for bed.