Sam asks a friend, hunter Martin Creaser, to track Benny just to be on the safe side. However, when Martin gets word of a vampire kill in Benny's neighborhood, he takes things into his own hands, forcing Dean to make a tough choice.moreless
An cold case unsolved for twenty years about the disappearance of a young boy suddenly heats up again when the main suspect in that long ago crime is found dead.
The team races to stop Stanton's plan to activate the mini-stims across the continent. Meanwhile, a wounded Rosen seeks revenge for his daughter by going after the Alpha personally.
Stanton Parish plans works to engineer a city-wide blackout... and Hicks defects to help him.
While Kat takes on her first mission tracking down a street drug that gives normal humans temporary Alpha powers, Rosen discovers the identity of the mole.
Rosen and Parish face off against each other after a young Alphas emerges with the deadly ability to control minds.
Rosen goes to Alpha gadgeteer Skylar Adams for help dealing with Stanton Parish, but Skylar and her daughter are soon at risk when Stanton gets too close.
Rosen and his team look for an Alpha with a vendetta, but the hunter becomes the prey when the Alpha comes after them.
Eight months after Dr. Rosen's startling announcement to the world about the existence of Alphas, the government has had him committed. His Alphas, which have gone their own ways, must decide whether to reunite and save their friend when Rosen is called in to deal with an Alpha prison break.moreless
Don may find his past casesscrutinized as Abby and Lina investigate his former partner Paul, for the attempted murder of his wife. Meanwhile, Lina is worried about the working relationship she and Abby have but is wondering if the relationship will change due to the upcoming birth of her baby. Abby's relationship with Danny and Brody begins to heat up as both continue to compete for her.moreless
Despite having been stabbed to death in a gruesome way, a young woman seems to have found a last moment of strength to leave a clue pointing to her assassin. The team must determine how much truth there is in the victim's last act.moreless
Rosen and his team must choose sides when Red Flag launches a full-out assault on the Department of Defense.
While FBI agent Audrey pursues the investigation into the fake Agent Howard, Nathan and Audrey deal with an outbreak of machines with minds of their own... and a desire to kill.