Eva can't wait to get a new pet! But she can't decide what kind of pet to get. Her pet needs to be cute, cuddly, friendly... and, of course, get along with her bat, Baxter. Eva's friend Lucy has a great idea: They will pet-sit for all their friends to find out which animal is right for Eva! Chaos breaks out as they look after a bumblebee, a tortoise, a goldfish, and more. Will Baxter be able to help Eva discover which pet is just-right for their family?