While Nathan tries to return to Haven after Croatoan sends him away, Dwight defies the Guard to get the crystal back to Croatoan so that he can begin his experiments with Audrey at his side.moreless
Nathan and the Guard manage to capture Duke, and Nathan tries to get through to his friend. Meanwhile, Croatoan explains his plan to Audrey, and insists that he'll give the people of Haven everything that they've ever wanted... if Audrey cooperates with him.moreless
The citizens of Haven gather at the police station to protect Audrey from Croatoan, but a traitor from within threatens their plans.
In the Season 1 finale, the precogs and Vega team to thwart a chemical attack by Memento Mori, meanwhile Blomfeld attempts to get the precogs back in the milk bath.
Upon learning the Defense Intelligence Agency is on the trail of the precogs, Blake withholds pertinent information, while Arthur decides to take matters into his own hands to rescue them. Later, Dash envisions a political assassination that has ties to Vega's personal life.moreless
While Hallie opens a thinny so that Nathan can enter the Void, one of the new Troubled confronts Duke over what he did to her. Meanwhile, Vince and Dwight discover that Croatoan is killing the Troubled that might break his link to Dave.moreless
A vision leads Dash and Vega to the Southside, where they encounter distrust from the community. Meanwhile, Blake becomes increasingly more suspicious of Vega and Dash.
Dave and Vince try to track down Croatoan, while Dwight, Audrey, and Nathan convince a Troubled woman to bring back Charlotte from the dead. In North Carolina, Duke has a vision of Haven's future.moreless
Dash investigates a murder on his own, but things don't work out as planned, so Vega reluctantly recruits Arthur to tap his underworld connections for assistance. Meanwhile, revelations about Agatha, Arthur and Dash's pasts come to light.moreless
Arthur and Dash work together to help a young ailing girl whom they fear is the victim they see in their next vision. The community she lives in prohibits the use of modern technology that could save her life. Vega and Agatha jump in to help with the case.moreless
The Sandman puts Audrey in a coma and plans to force her to commit to him forever through a wedding ceremony in his dream world. In Massachusetts, Seth investigates reports of a girl phasing through a wall and finds Duke... and has no memory of Duke or Haven.moreless
When Dash's latest vision shows Vega as the victim, they team up with a person who was a key player in the murder of Vega's father. Arthur investigates some more into his, Dash and Agatha's memories.moreless
Dash heads undercover to apprehend a woman who may have a vendetta against those who murdered her sister. Meanwhile, Agatha sets her plan in motion.
While the townspeople take refuge in the Haven school, a new Trouble stalks them from the darkness. Audrey learns how Dwight is keeping order, while Nathan takes a team on a desperate mission to restore power to the town. Meanwhile, Duke settles into a normal life but discovers that the Troubles have followed him.moreless
After Duke releases a new wave of Troubles, Nathan and Dwight try to help the victims--and their victims--while Audrey and Charlotte look for the man responsible for the fog wall. Meanwhile, Gloria and Vince get Dave drunk in hopes that it will trigger another Croatoan vision.moreless
A police program that monitors suspicious behavior is introduced and Vega tries to get Akeela's help in landing Dash a position as the program's analyst. Meanwhile, Vega and Dash suspect Arthur is up to something.moreless
As Dash and Vega team to find a lovelorn killer, he continues to seek help from his siblings.
Duke makes a deal with Mara so he won't destroy Haven. However, Nathan needs Mara to cure Audrey. Meanwhile, Charlotte reveals the secret of Mara and Audrey's existence, and Dave and Vince try to find out the source of Dave's visions.moreless
When someone abducts Mara, Duke goes looking for her and crosses paths with Nathan. Meanwhile, Vince and Audrey try to find the proof they need to convince Dwight that Charlotte is not who she claims to be.moreless
As Duke threatens to explode from the Troubles that he contains, he turns to the only person who can help him: Mara. Meanwhile, audrey tries to deal with a new Trouble while her illness grows ever more debilitating.moreless
While Dwight tries to convince Charlotte that she shouldn't call in the army, Nathan and Audrey race to find a cure for the illness striking the Troubled people in Haven. Meanwhile, Duke frees Mara.moreless
Dwight befriends Charlotte Cross, the CDC doctor sent to Haven to investigate Dave's biopsy sample. But dancing bears and a mysterious infection threaten to expose the town's secrets to the world. Meanwhile, Mara convinces Duke that his friends are turning against him.moreless
Audrey calls in help from the Darkside Seekers to find a way to communicate with Nathan. However, to learn what they need to bring him back, Duke has to agree to an unusual deal with Mara. Meanwhile, the hospital takes a sample of the infection on Dave's leg, and the analysis may endanger Haven's secrets.moreless
Nathan and Audrey are finally reunited but at a cost. However, their reunion is short-lived when Nathan is seemingly killed by a localized nuclear blast... only to find himself transformed into a ghost.moreless
After the newest Troubled person switches their minds, Duke and Nathan try to use the circumstance to their advantage to fool Mara. she soon realizes what they're up to, forcing them to risk everything on one last, desperate plan. Meanwhile, Dave and Vince learn more about the circumstances of Dave's adoption in North Carolina.moreless
While Dave and Vince travel to North Carolina to explore the circumstances of Dave's adoption, a new Trouble strikes Haven. Meanwhile, Nathan takes a different approach to try and bring Audrey back.
Mara offers to cure the Troubles in return for Dwight's help recovering the aether that William hid. Meanwhile, Duke is plagued by a new Trouble, while Vince and Dave seek help to recover the memories they lost in the cave.moreless
Nathan abducts Mara on his own so that he can bring Audrey back out... and keep the Guard from killing Mara. Meanwhile, Duke's friend suffers from a fatal Trouble and he needs Mara to cure her... and himself, as the Troubles within eat away at him.moreless
While Duke's new Trouble runs rampant, Nathan sets out to capture Mara and turn her over the Guard in the hope that they can make her undo the Troubles. Meanwhile, Vince and Dwight disagree over the leadership of the Guard as Vince tries to deal with Dave's injuries.moreless
Mara, occupying Audrey's body, goes on a rampage to find a way back to her own world. Meanwhile, a new Trouble with an old history strikes the residents of Haven, and Duke suspects that he might be the one responsible.moreless