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,…

A visitor connected to Liz’s past comes bearing gifts. Anatsa digs in on a story about the bank heists, angering Max and putting Kyle and Isobel in a difficult position.

Isobel helps Kyle save a life. Jones needs something from Michael. Liz and Heath continue to work on the science in the hopes of stopping Jones. Everyone is working together…

Jones fills Michael and Isobel in on bits from the past as they look for a way to save Max’s life. Meanwhile, Maria goes to extremes to try and stop…

Having realized that a deadly threat has infiltrated CrashCon, and with Max facing immediate danger, Liz and Isobel must make a heart-wrenching choice; Kyle faces a moral dilemma when the…

As the town prepares for CrashCon, Liz and Max attempt to piece together who may be behind a potentially deadly plan targeting the festival; Maria and Isobel take drastic measure…

Driven by the prospects of her scientific research, Liz opens up to Diego about all the good her findings could do; Max enlists Kyle’s help with the recent abductions; Michael…

After uncovering a cryptic message from the past, Alex, Isobel, Max, Michael and Maria set out in search of answers at the reservation where Alex’s mother grew up. Meanwhile, Cameron…

After uncovering a surprising connection to their past, Michael and Isobel learn the painful truth about the night Tripp attacked their mothers. Meanwhile, Alex confronts his father about their troubled…

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…

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…

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…

There is evidence that suggests we experienced 20th century alien contact. In 1942, the Battle of Los Angeles involved the US military and Air Defense allegedly fighting a UFO. WWII…

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…

Determined to regain control of her life in the aftermath of Noah’s death, Isobel makes a risky choice despite its potential consequences. Meanwhile, Alex and Michael work together to unravel…

On the verge of a breakthrough in her quest to save Max, Liz turns to Kyle for one last favor that could potentially land him in hot water. Meanwhile, Michael…

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. Meanwhile, Michael copes with…

When a major revelation comes to light, Max, Michael and Isobel clash over how to deal with the fallout. Elsewhere, Alex uncovers a secret about Project Shepard and enlists Kyle…

In a series of flashbacks to 2008, secrets are uncovered about Rosa’s final day, Isobel’s mysterious blackouts and Alex and Michael’s relationship in high school.

The anniversary of Rosa’s death reignites tensions as the town takes aim at Liz and her father, Auturo, for what happened on that fateful day 10 years ago. Meanwhile, Max…

Hynek and Quinn follow General Harding to Roswell, New Mexico, where an anonymous townsperson has threatened to expose evidence to the world of an extraterrestrial crash-landing six years ago.