After winning the Fen Badge from Crasher Wake, Ash and co. decide to head to the next Gym, or contest, whichever comes first. During their trek, it starts to rain. As they try to get out of the rain, they find a cute little Azurill and it's caretaker, a maid named Monica, who invites them to stay at the luxurious mansion of her employer, Mr. Backlot.
During their stay, they find many adorable Pokémon, and a Swinub with an appettite as big as that of Lina Inverse. Can they be able to curb it's overeating, and what new skills will Dawn acquire.