Marina wants a pet, so she adopts Bernie and treats him like a pet.
Lisa holds a charity event at her restaurant and the ladies attend to show their support. Camille, however, is still dealing with the fallout. Taylor also holds a big event and it's the first time Camille and Kyle are face to face since the last blow-up.
Sharko discovers a buried treasure and builds a luxury mansion, then must deal with the treasure's angry pirate owner.
An oil spill makes the ocean slick and slimy, so Bernie finds a way to get rid of all the oil in the water.
The Yin/Yang trilogy comes to a thrilling close as Shawn and Gus race to save a woman kidnapped by Yin. Only this time, they are forced to use Yang's knowledge of Yin to solve the case by allowing her to accompany them on the investigation.
When a murder attempt is made on a seemingly innocuous family, the team travels to their version of hell during the holiday season: suburbia. Chance and Guerrero go undercover at a boring corporate office, Winston joins a neighborhood book club and Ames chaperones a high-school party as they try to figure out which family member is being targeted and why.
Adam and Jamie weigh in on a famous assassination attempt; Kari, Grant and Tory try to determine if one can really can “slap some sense” into someone.
During rivalry weekend, Overland's mascot gets loose, and Alex and Thad set out to find it so Alex can tailgate and Thad can eat its balls.
The chefs unexpectedly find themselves without even their knives when they are asked to make stuffing. Next up is catering an event at the U.S. Open.
Back in Colorado, Dog`s on the hunt for a runner with more than a decade's worth of trouble with the law. But the fugitive's friends and family are reluctant to help Dog bring him in. Closing in on the one location they have, Dog knows he may have a family feud on his hands as he tries to bring this felon to justice.
When the auction action goes to Homeland, California, an upscale retirement community, the bidders start to dream of scoring big. Darrell lands a locker filled with furniture, and Jarrod gambles on a safe. Have they bought treasure—or trash?
An oil spill makes the ocean slick and slimy, so Bernie finds a way to get rid of all the oil in the water.
King Neptune tries to woo Marina, so Zig and Sharko must work together to bring her back.
Zig, a hyena living on an island, decides to eat the lovely mermaid, Marina, but Sharko, a strong shark, keeps blocking Zig's path.
Ian suspects Cal is a spy for Headmaster just as the group's escape plan begins to come together. When he finds Cal in CJ's room, Ian begins to suspect CJ is giving Cal inside information. Elsewhere, a group of students known as The Broken are discovered in the woods. Emily Wright then reveals that she intends to join The Broken and their resistance. These actions may have also led to the Art teacher's dismissal (Art was the faculty advisor for the school newspaper). The group agrees to meet The Broken, but find their hideout empty. Ian and CJ clear their trust issues, and Headmaster meets with the school's head administration, telling them that The Broken is mended, but Ian is still "broken", but not for long.
On his birthday, Ian demands to speak to his parents. Headmaster allows the call, but it is later revealed that it was really Whisper impersonating his mother. Suki spies on Headmaster's office and sees her brother, Shinji, who she believed was dead, he was once a student at Tower Prep. Knowing her brother plans to later call home, Suki attempts to piggyback onto the signal with a homemade satellite phone. As the group are about to reach the roof of the nearest satellite point they a blocked by a gaping hole. When they are about to swing across CJ kisses Ian, since earlier he had admitted he had never kissed a girl. When they get across they discover Whisper was upgraded from version 119 to Whisper 120. They then successfully make the call, but Ian's mom claims that it was to dangerous to talk and hangs up.