La Brea

A massive sinkhole in Los Angeles separates the Harris family, sending Eve and her son to an ancient, unknown world, while Gavin begins to understand that his long-time visions may be crucial to reuniting them.

Eve makes her way back through the dangerous wilderness to the clearing to rescue Josh, who is in critical condition. At the same time, Gavin and Izzy work to confirm whether there are still survivors trapped in the sinkhole, while under close surveillance by government agents.

Eve and Ty venture into the forest on a dangerous mission to find food for the struggling survivors, facing unexpected dangers along the way. At the same time, Gavin contemplates placing his family's safety in the hands of a former ally with whom he has a complicated past, as an unforeseen rescue operation begins to unfold.

A crashed plane brings unexpected hope to the survivors in the clearing as they search for the pilot. Meanwhile, with their sinkhole investigation suspended by the government, Gavin and Izzy turn to an unexpected ally for assistance.

Eve, Levi, and their group explore a mysterious fort, which further complicates the mystery of their mission. At the same time, Gavin and Izzy, supported by a new ally, carry out a dangerous and unauthorized operation to rescue their family, disregarding government warnings about the risk of catastrophic outcomes.

As their time in the sinkhole home diminishes, the survivors develop a final attempt to escape. However, Gavin's dire warning that the plan will result in disaster complicates their efforts and forces Eve to make a difficult decision.

A violent superstorm hits the clearing, causing a structure to collapse and trapping Marybeth and Lucas. As Eve tries to reconcile with the group by organizing a rescue, Gavin reflects on his past.

As winter approaches, Eve, Levi, and Ty return to a dangerous fort to learn survival techniques from 10,000 B.C. Meanwhile, Gavin's efforts to protect Izzy from hardship begin to strain their relationship.

A shocking discovery puts Josh and Izzy in grave danger, forcing Eve and the other survivors to seek out a young boy who may be their only hope for salvation. Meanwhile, Gavin and Izzy turn to an unfamiliar ally in a desperate attempt to reunite their family.

Gavin, Izzy, and Dr. Nathan travel to Seattle to conduct a final rescue mission as a new sinkhole emerges. Meanwhile, Eve undertakes a dangerous journey to send a young boy through a portal in hopes of saving her family.

Eve follows a lead in an attempt to reunite with her son, which leads her to encounter a dangerous prehistoric tribe. At the same time, Gavin, Izzy, and Ella face challenges as they struggle to survive in the harsh environment of 10,000 BC. Meanwhile, Josh and Riley are mysteriously transported to an unfamiliar era.

Gavin turns to his grandfather for help in locating his missing wife, while Eve and Levi face a troubling new development. At the same time, in 1988, Josh and Riley are chased by an enigmatic man who offers disturbing hints about the sinkhole's mystery.

After reuniting emotionally, Gavin and Eve plan an escape from their captors, while Lucas undertakes a risky mission to the fort to recover vital supplies for his group.

As a mysterious fog descends on the Clearing, Eve organizes a defense against an unexpected invasion, only to confront a more formidable threat. Meanwhile, in 1988, Josh and Riley track down a woman who might be crucial to preventing a catastrophic tidal wave.

Eve, Gavin, and their group attempt to intercept a shipment of black rock, hoping to gain access to a mysterious Building where they believe they can rescue Josh and Riley. At the same time, in 1988, Josh and Riley work to prevent Caroline from altering the timeline.

Gavin's infiltration plan fails, leaving him to confront the mysterious leader of the Building. At the same time, Eve, Levi, Sam, and Izzy recruit a former enemy to help in rescuing him. In a subplot set in 1988, Josh and Riley experience an unexpected event following a period of enjoyment.

The Harris family comes together to assist Caroline in dealing with dangerous sinkholes, but they face challenges that put their relationships to the test. With Lucas' life at stake, Ty undertakes a high-risk mission in an effort to find a cure for his friend.

The Harrises journey back to 10,000 BC with the goal of releasing a virus to prevent sinkholes, knowing this action will leave them stranded in the past. At the same time, an unexpected leader arises within the Clearing to address an approaching prehistoric threat.

Lucas and Sam investigate the murder of a Survivor, encountering tension as they pursue the killer. At the same time, Gavin tries to prevent a vision of Eve's death from becoming reality, as she comes increasingly close to experiencing it.

The Clearing is taken hostage by a dangerous adversary who demands a rare and unexpected item in exchange for the safety of a cherished Survivor. Gavin and Sam organize a rescue mission with the help of a returning ally whose motives remain unclear.

At The Clearing and Fort, the community gathers to celebrate the wedding of Ty and Paara, but the joyous occasion is disrupted by the arrival of a controversial guest. At the same time, Lucas proposes an unexpected method to assist Veronica in uncovering the mysterious connection between her captor and events that date back to 10,000 BC.

Eve and Gavin join forces with James to infiltrate the Lazarus Building, aiming to rescue Ty and stop Kiera from destroying their way back home. At the same time, Veronica encounters a life-threatening crisis as a dangerous swarm appears beneath the Clearing, placing Ella in grave danger.

Gavin leads his family on an unfamiliar journey home, unaware that his disturbing vision of Eve's death is becoming increasingly inevitable with every step they take. At the same time, the isolated Levi receives a potential path to redemption through a proposal from a former enemy.

As Gavin's life hangs in the balance, Eve and her family work urgently to repair what has been broken, but a surprising development jeopardizes their efforts. At the same time, Veronica discovers a secret that could seriously endanger her relationship with Lucas.

After the Clearing is destroyed in a dinosaur attack, The Survivors are forced to find a new place to shelter. Gavin discovers a clue regarding Eve's location, but following it results in more loss and difficulty.

As the Survivors attempt to adapt to village life at the Fort, they encounter a new danger in the form of aggressive pterodactyls. During this time, Ty considers his future and seeks advice from a trusted ally.

Gavin and Sam search for a hidden military facility, where they encounter a former associate of Gavin's who may know Eve's location. At the same time, Ty deals with personal issues from his past while working with Sam to develop a plan to rescue their friends.

A devastating fire forces the group to evacuate, and Sam and Lucas take charge in the struggle to survive. Meanwhile, Gavin is taken by a mysterious woman linked to his past, who might know the truth about Eve.

A betrayal within the Survivors ignites a dangerous conflict as they uncover the shocking location where Eve was captured.

Gavin assumes leadership of the group as they set out to locate Eve, Josh, and Riley. The survivors encounter various obstacles while striving to reunite the family and find their way back to their former lives.