As she turns twelve during the summer of 1953, Penny gains new insights into herself and her family while also learning a secret about her father's death.
Even though Babymouse doesn't have good luck when it comes to keeping pets, she decides to take in a stray dog and train it. Presented in graphic novel format.
As tryouts for the school musical begin, Babymouse takes the starring role in several imaginary Broadway productions, which also feature her debonair new classmate, Henry the hedgehog.