A mix-up at the vet sends Honey to her dream home, while her idiotic doppelganger goes to live with Chief. Meanwhile, Max has to hide from his new owner David Spade, who wants to make him the holiday ham.
During the holidays, Honey and Chief team up with Raccoon to keep an intruder from breaking in, while Chico experiences hunger for the first time and Elsa falls in love with a robot dog.
Chief joins a walking group and a beautiful dog named Ruby tries to get close to him, thwarting Elsa's efforts to make female friends; Chico befriends fleas.
Honey tries to cure Diablo's fear of basement monsters; Chico and The Gray One follow Kevin onto a plane to find out why he always abandons Chico; Chief faces off against thunder, which he thinks is a loud barking dog in the sky.
Honey and Chief get obsessed with status when Jill buys them a new dog mansion; Chico reunites with his former owner, who has a dark secret; Tabitha loses her fur, but finds potential new love.
Jill is able to communicate with animals when she does ayahuasca, allowing Honey to connect with her on a deeper level; Chief learns Jill isn't his real mother; The Gray One is mistaken for a woman's reincarnated husband.
Honey sets off on a nocturnal adventure with the Gray One to find a clutch of baby possums lost in her care; Nibbles helps Shel catch the culprit pooping on his shell; Diablo is abducted by an owl with a special talent.
Honey and Chief's relationship is upended by a new playmate; Tabitha helps Chico find the perfect anniversary gift for Kevin; Nibbles searches for her special someone.
A wildfire forces the animals to stay at an elementary school evacuation center; Chico becomes a bully to cover up his abandonment issues; Shel is seduced by a sea turtle; the Gray One stands by his human, who refuses to leave their home.
Jill puts a shock collar on Chief, who believes the "zaps" are messages from God; Nibbles tries to befriend Tabitha by roping her into a murder pact; Max gets cast in a role meant for David Spade.
Honey must deal with her resentful siblings and delusional mother on her birthday; The Gray One helps Raccoon romance a koala at the zoo, but has a deep, dark secret.
Honey discovers she's a conduit between the living and the dead when the ghosts of deceased pets want her to send messages to the group; Diablo falls for the mate of a squirrel he accidentally kills.
Honey runs into an ex-patient at an animal sanctuary where she tries to help Shel reconcile with his father; Chico thinks he can be a better parent than Darla.
The Gray One fights for his human's affections in a Bachelorette-style competition hosted by Chico; Honey communicates with a mystery animal via her post-surgery head cone; Max enters Shel in a celebrity tortoise racing circuit.
Honey begins to lose trust in Group when one of the members reveals secrets; Chief holds out for "the ultimate treat" as a reason for refusing his urinary tract infection meds; the Gray One dreams of sleeping on top of the microwave.
Honey gets competitive when she and Chief are sent to a herding camp; Max learns something about himself at a farm where he researches an acting role; Elsa faces a traumatic mistake from her past.
