1第 1 集
Desperate to reunite with her son, Eve follows a lead that brings her face-to-face with a ruthless prehistoric group. Gavin, Izzy and Ella question whether they’re fit to survive in 10,000 BC. Josh and Riley wake up in an unfamiliar time.
2洞窟
当加文寻求祖父的帮助引导他找到失踪的妻子时,夏娃和利威尔在一个可怕的新现实中航行。1988年,乔希和莱利发现他们被一个可疑的男人跟踪,他透露了有关天坑背后谜团的信息。
3第 3 集
After an emotional reunion, Gavin and Eve attempt a daring escape from their unforgiving captors; Lucas leads a dangerous mission to the fort to reclaim the resources his friends so desperately need.
4第 4 集
When a fog falls over the Clearing, Eve leads a defense against a group of invaders, only to encounter a threat more dangerous than they’ve faced before. In 1988, Josh and Riley pursue a woman who may hold the key to stopping the impending tidal wave disaster.
5第 5 集
Eve, Gavin and others attempt to commandeer a shipment of black rock to gain access to the mysterious Building, where they believe they may find a way to bring Josh and Riley home. In 1988, Josh and Riley must act swiftly to prevent Caroline from altering the timeline.
6第 6 集
When their plan to infiltrate the Building goes awry, Gavin finds himself face-to-face with its enigmatic leader. Eve, Levi, Sam and Izzy are forced to rely on a former adversary to lead a rescue attempt. In 1988, Josh and Riley enjoy some fun before a startling turn.
7第 7 集
A reunited Harris family leads the effort to rescue Caroline and stop the sinkholes from happening, only to face forces that threaten to tear their family apart. With Lucas' life on the line, Ty accepts a challenge to win his friend a cure.
8第 8 集
The Harrises return to 10,000 BC, determined to upload a virus that will stop all sinkholes, despite knowing that this will mean they will never get home again. An unlikely leader rallies the Clearing to face an oncoming prehistoric threat.
9第 9 集
When a Survivor is murdered, Lucas and Sam lead a contentious investigation to find the killer. Gavin embarks on a mission to save Eve from the fateful vision he’s had of her death. Eve finds herself closer than ever to seeing it come true.
10第 10 集
A ruthless enemy holds the Clearing captive, threatening to kill a beloved Survivor if their demands for an unexpected item aren't met. Gavin and Sam lead the rescue attempt, aided by an old friend whose return holds more questions than answers.