Season 5 begins with Nathan and Duke coping with the loss of Audrey, who seems to be gone for good after having transformed into the wickedly evil Mara. (TV Guide)
Nathan makes a desperate play to protect Mara from the angry citizens of Haven, leaving Dwight and Duke on their own to deal with a deadly trouble that threatens to burn the town to the ground. (TV Guide)
Dwight, who's now leading the Guard, and Nathan are conflicted over what to do about Mara. Dwight wants her to end the troubles at any cost, but Nathan is convinced that Audrey is still in there. (TV Guide)
As Mara capitalizes on the fallout from the latest trouble to strike Haven, Nathan and Duke are forced to take a desperate and dangerous gamble to get Audrey back before she's lost forever. (TV Guide)
Audrey is forced to call in some outside help to cope with the harsh new reality that she is no longer immune to the troubles and Nathan may be lost forever. (TV Guide)
A mysterious illness strikes Audrey and dozens of Haven citizens; at the same time, a dangerous newcomer comes close to discovering the town's secrets. (TV Guide)
The gang are unsure how to handle an inquisitive CDC scientist, who could hold the key to curing their troubles, that is, if she doesn't expose their secrets to the rest of the world first. (TV Guide)
When Nathan is put on trial, Dwight and Charlotte must clear his name and save his life; the Teagues moderate the trial; Audrey tries to solve the trouble. (Zap2It)
Nathan encounters an old adversary in the Void; Audrey and Duke deal with a revenge plot; Dwight and Vince struggle to free Dave from Croatoan's grip. (Zap2It)
Nathan and Dwight race to rescue Audrey from Croatoan, but the consequences of Duke's dark destiny wreak havoc on their plans. Meanwhile, Vince contemplates an unusual sacrifice. (TV Guide)
Hope of ending the troubles begins to fade as the heroes struggle to rebuild the Barn in the face of mounting obstacles. And while Dwight is tempted by a surprise gift, Nathan finds himself considering a devastating sacrifice. (TV Guide)
Nathan struggles to return to Haven as Dwight reconsiders his future in the series finale, which also finds Audrey coming to a terrifying decision about how she might finally save the town from Croatoan. (TV Guide)