Cat and Vincent take their relationship to a couples counselorwhen Cat dives into her work and suspects a wealthy transplantrecipient of being involved with the mysterious experiments oninnocent people in the city.
Before he's able to save a bar from spiraling out of control,Jon Taffer is forced to navigate a turbulent partnershipbetween an ex-pilot and his ex-girlfriend that's neitherbusiness nor pleasure.
After Jackson Oz rescues his best friend, Abraham Kenyatta,from a lion attack in Botswana, Abraham's firsthand account ofthe attack reveals that the lions are no longer afraid ofhumans and might be killing for sport. Also, Jamie and Mitchrun tests on a lion cub in the Los Angeles Zoo and uncover alink to a chemical made by a biotechnology company, and ChloeTousignant returns to Paris where she must overcome her owntrauma and focus on her work as a government intelligenceanalyst.
Jackson Oz, an American ex-pat safari guide living in Africa,discovers a link between strange animal attacks on peopleoccurring around the world and his late father's controversialtheories about an impending threat to the human race.Meanwhile, journalist Jamie Campbell and veterinarypathologist Mitch Morgan team up to investigate similarabnormal animal behavior in Los Angeles.
An astonishing breakthrough is made about Drill while Clairegathers together and talks to a group of children who have beencontacted by it, and Wes makes a chilling discovery aboutDrill's possible mission.
The residents of Chester's Mill try to move on with their livesin the aftermath of their mysterious experience in the tunnelsbeneath town. Meanwhile, Big Jim suspects new residentsChristine and Eva are keeping secrets concerning the Dome.
A company running pirate boat parties for tourists employsWoody and he soon discovers that everything is not what isseems. After being kidnapped at sea, his life is in danger aspretend pirate battles turn into real ones.
The Stitchers team investigates a mysterious car accident thatresulted in the death of a traumatic brain injury researcher.Meanwhile, Kirsten asks Linus for help deciphering a clue leftby Ed Clark as she continues to question Maggie for moreinformation on the origin of the Stitchers program.