La Brea -: Season 3

In 10,000 BC, the survivors — led by Sam (Jon Seda), Ty (Chiké Okonkwo), Veronica (Lily Santiago), Riley (Veronica St. Clair), and a guilt-ridden Lucas (Josh McKenzie) — realize the aurora borealis that brought Eve back has vanished. They’re trapped. But a seismic tremor opens a chasm near the village, revealing a buried military bunker from the 1950s.

Inside, they find frozen soldiers and a journal belonging to a scientist named Dr. Helena Frost. Her final entry: “The rifts aren’t accidents. They’re a weapon. And they’re waking up.” La Brea - Season 3

10,000 years later, in the cavern, an archaeologist discovers the heart. She touches it — and hears Eve’s voice: “Tell them we made it home.” In 10,000 BC, the survivors — led by

Eve, now haunted by her own visions, realizes she’s the biological echo of this Ancestor (explaining her survival and connection to Gavin). To repair the anchor, she must physically merge with the heart — an act that will erase her from existence in all timelines. But a seismic tremor opens a chasm near