Cesar helps a German shepherd, Ovechkin, who terrorizes a family and has them living like prisoners in their own home. Cesar confronts the aggressive dog and is attacked himself. He utilizes members of his own pack to make Ovechkin less territorial. Once Ovechkin is rehabilitated, Cesar reunites him with the owner but learns she is still too weak to control her dog.

Dog behaviorist Cesar Millan comes to the rescue of an aggressive German Shepard, an out-of-control terrier, and a duo of barking lap dogs.

Cesar works with a couple who are concerned that their daughter's pit bull, Luna, has become a menace to the family. He then works with a makeup artist and hairstylist whose Sheltie, Belle, barks constantly whenever she picks up a blow-dryer, curling iron, or other small appliance, preventing her from having clients come to her home.

Cesar meets a golden retriever, Captain, who's ruining his owner's retirement, and works with a couple who can't manage their Terrier mix, Roxy.

Cesar meets pit bull mix Ivy, an escape artist who gets out of harnesses and jumps over the double walls of their house when triggered by loud noises.

Cesar works with an aggressive Afghan Kuchi and a couple struggling with three large dogs.

A family has a pug who is attacking both them and their other dogs; a ranch family's rottweiler mix is killing their livestock.

It's Cesar to the rescue of a good-hearted woman whose dog fostering operation is threatened by her aggressive French bulldog/Terrier mix, and a couple whose marriage is under attack by their adorable Tibetan terrier.

Cesar helps legendary comedian Jerry Seinfeld get better control of his two dachshunds, and an entire dog-loving community to welcome a troubled terrier mix into the fold.