Blythe and all her furry friends at the Littlest Pet Shop will have to use all their sleuthing skills to solve the Mysteries At The Pet Shop. Items go missing from the Pet Shop and the pets find a squirrel with an unusual problem. Blythe has to find the pets when they get lost as the Museum of Natural History and Science. And Blythe must prove her innocence when stolen merchandise from the Largest Ever Pet Shop mysteriously ends up in her dumbwaiter. Good thing the detective pets are up to the case for these adventures and more!