Summary: Haven is beset by biblical plagues. Duke continues looking for information on the tattoo, with a little help from his past. Audrey and Nathan check out Audrey II, and try to figure out what to do about Chief Wuornos.

Summary: The residents of Haven have their worst fears come to life while Nathan's "trouble" seems to vanish.

Summary: The town's docks start attacking people while the other Audrey Parker probes Audrey's identity crisis.

Summary: When a deadly series of electrocutions occur around town, Audrey and Nathan investigate the cause

Summary: A wedding at an isolated estate turns deadly for the guests when the site becomes sealed off and something attacks from within.

Summary: A single day keeps repeating for Audrey, who finds a deadly accident linked to the phenomenon.

Summary: A drowning case exposes a secretive family compound on the outskirts of Haven, from which children have disappeared under mysterious circumstances.

Summary: A banker hides a dark secret that connects him to a killer hiding in Haven. Meanwhile, Duke helps a young runaway and Nathan discovers that his job is at risk.

Summary: When a Troubled individual unleashes a rotting plague inside the police station, the new Chief orders a quarantine... trapping Audrey and the others inside. Meanwhile, Duke confronts Evi about her betrayal of him.

Summary: Audrey and Nathan take a search party into the woods to find a missing boy whose disappearance may be connected to the Troubles, and receive some unwanted help from Driscoll.

Summary: With Nathan's help, Audrey finally locates Lucy Ripley and goes to confront her. Meanwhile, Duke and Dwight join forces to discover what Duke's father Simon left for his son.

Summary: Haven's dead rise from their graves to reveal the town's secrets... and those of Audrey, Nathan, and Duke.

Summary: Audrey is the only one who realizes that there are Christmas decorations in July that no one else finds unusual. The out-of-season decorations are only a prelude to the bizarre bisection of a surfer and a series of escalating disappearances of people who no one can remember except Audrey.