Fearing that his identity will be uncovered, Max is conflicted when a town-wide power outage leaves patients at the hospital in need of help. Meanwhile, Liz turns to Kyle after learning details about the night Rosa died. Elsewhere, Isobel and Michael come up with a plan to deal with Liz, and Master Sargent Manes seeks help from an unlikely source.

Frustrated by her inability to remember what happened the night Rosa died, Isobel turns to Liz for help regaining her memories. Elsewhere, Max and Cameron investigate a series of strange deaths in the town, while Sheriff Valenti reveals information to Kyle about his father.

While Liz is settling in to her new life and career in Los Angeles, Max , Isobel and Michael are figuring out if the stranger in the cave, with the familiar face, is friend or foe.

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 a murder, and in order to move forward in her research, Liz will have to face her past.

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 to try and defeat the dictator.

The ultimate showdown with Jones is finally here and Liz must trust herself if she is going to the save the man she loves.

With the threat of Jones behind them, in a peaceful Roswell we find Liz is busy teaching while Max lends an assist to his ex-partner on a string of recent bank robberies. Our couples are happy and thriving but a sudden storm, leaves everyone on edge about what is to come.

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.

Liz, doubting her abilities, calls for reinforcements, meanwhile Isobel shows Max a memory, one that will put him on a new trajectory and Michael makes a promise to Alex.