Roswell, New Mexico

Torn between the heartache of Max's sacrifice and the joy of Rosa's resurrection, Liz suppresses her grief to focus on moving out of Roswell with Rosa; Michael copes with Max's death in his own self-destructive way; Isobel hones her alien powers.

Liz is forced to put her latest experiment on hold after Rosa begins to struggle with her new life in Roswell; reluctant to face the truth about his mother's past, Michael turns his attention to Maria, who is dealing with her own family crisis.

Determined to regain control of her life in the aftermath of Noah's death, Isobel makes a risky choice despite its potential consequences; Alex and Michael work together to unravel the mystery surrounding the night Nora's spaceship crashed in 1947.

On the verge of a breakthrough in her quest to save Max, Liz turns to Kyle for one last favour that could potentially land him in hot water; Michael and Alex's investigation into Nora leads them to a farm, where they meet a historian named Forrest.

The discovery of some complications with Max's pod forces Liz, Michael and Isobel to confront the possibility that they may not be able to save him; Maria and Alex make amends.

Maria's investigation into her mother's disappearance leads her and Alex to the home of a mysterious boot maker named Travis; Isobel's night out leads her into the arms of someone unexpected; Liz is dealt a devastating blow.