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.

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. Elsewhere, 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.

Liz is forced to revisit a painful part of her past when her mother shows up at the diner unexpectedly. Michael urges Maria to seek help after she experiences a strange vision. Kyle's attempt to get Steph to open up doesn't go as planned.

Despite promising Liz that he’ll take things easy with his new heart, Max sets out to find Cameron after learning that she’s gone missing. Michael grows concerned about Maria after a surprising discovery about her family history leaves her vulnerable. Elsewhere, ready to move on, Alex goes on a date with Forrest, and Rosa makes a decision about her future.