When Logan's dog runs away as he and his mother are moving to a new home after his parents separate, a girl named Hannah, who longs for a dog of her own, finds him.
Sam chooses a guinea pig named Henry to be her pet, envisions a dog named Nelly visiting and helping her younger brother Liam feel comfortable in his kindergarten class, and encourages Liam to also get a guinea pig as a pet.
When Mona McNeil returns to visit her grandparents' farm as an adult, she recalls the summer she spent there raising Kiki, a lion cub she got as an eighth birthday gift from her uncle Matthew--an experience the led her to open Rainbow Street Animal Shelter.