Charles and Lizzie meet Goldie, a golden retriever pup who teaches them an important life lesson.

Lizzie needs help proving Shadow has what it takes to be a guide dog. Charles and Sammy work together to make the perfect puppy room.

While Charles sets out to find a home for an energetic Jack Russell terrier, Lizzie’s ranch visit doesn’t go according to plan.

A needy pug puts Lizzie’s internship at a doggy daycare to the test. Charles attempts to finish a school project while bingeing his favorite show.

The Petersons take in a sensitive boxer puppy that needs a one-on-one forever home. To get into a book club, Lizzie makes a promise she can’t keep.

After Lizzie and Charles are each let down by friends, a stray mixed-breed pup teaches them valuable lessons about trust and friendship.

When Lizzie trains an energetic sheltie for a competition, it’s unclear who wants to win more: her or the dog.

Charles and Lizzie rally their friends to help look for a missing dachshund. The kids may finally be ready for a dog of their own. Season finale.