Season 4 serves as the series' final boarding, concluding the mystery of Flight 828.
After mysteriously aging five years in the previous season finale, Cal is living in hiding under the name "Gabriel," struggling to understand his new role and his connection to the Callings. Reception and Where to Watch
Distraught and sporting a "grief beard," Ben is obsessed with finding his kidnapped daughter, Eden, who was taken by Angelina. He remains convinced she is alive, despite the rest of the world believing otherwise.
The entire fourth season, consisting of 20 episodes split into two parts, is available exclusively on Netflix.