Rosa struggles with her new life, leading Liz to put her latest experiment on hold.
Following Rosa's resurrection, Liz focuses on moving out of Roswell with Rosa.
Max and Michael find themselves at a dead end with the fourth alien.
A major revelation leads to a clash between Max, Michael and Isobel.
Liz and the others find themselves on a collision course with an unlikely enemy.
Max and Jenna look into a series of strange deaths in the town.
Alex and Kyle investigate what Sergeant Manes is hiding.
Max approaches his mother about the alien symbol's origins.
Liz discovers a new revelation about Rosa.
Through a series of flashbacks, secrets are revealed about Rosa's final day.
A series of mysterious blackouts cause Isobel to spiral.
Liz attempts to uncover more details about Rosa's final days.
On the anniversary of Rosa's death, a shocking revelation is uncovered.
Liz returns to Roswell only to find her former crush is harbouring a secret.