(Paperback)

When Molly Holmes moves with her family to Horseshoe Bay, her grandmother gives her an enchanted shell necklace that magically transforms her life. The power of the necklace transports Molly to the Undersea Kingdom, where she discovers that she is a Secret Mermaid and meets lots of new mermaid friends.

(Paperback)

The whales are missing from the Undersea Kingdom so Molly and her mermaid friend, Leila, set out to find them. But the Dark Queen's monsters capture Leila. Can Molly use the magical powers in her necklace to rescue Leila and save the whales