Stella Batts, back to star in her fifth book, is still in the third grade, but her family has now welcomed a new baby, Marco. Her mother is totally focused on keeping the house as germfree as possible, so when Stella comes home one Friday after school with her friend Evie’s puppy to watch for a few days, her mother is less than thrilled. Everything is going well until the puppy gets loose from where she has been tied up and disappears. Fans of the series will be eager to read about Stella’s continuing adventures, while commiserating as she learns about responsibility.