Barry Wizard's five acrobatic frogs are missing, and Araminta and her best friend Wanda, aided by the spectral Sir Horace, follow the trail to Morris's Water Wonderland, where something fishy is going on.

When Buster, Nova and Chauncey find a lost stray they take to the streets to find its old owner, but this strange cat turns out to be a ghost, and reuniting him with his lost owner is going to be a lot harder than they thought.