An apocalyptic sandstorm engulfs Midnight concealing wraith-like demonic spirits heralding the arrival of a demon from Hell. Fiji knows this demon wants her and Bobo vows to protect her, while wondering why the demon has targeted Fiji and no one else. Manfred, Joe and the Rev dig for answers from the past, but when the storm gets too dangerous, Manfred leads the Midnighters to an unlikely hiding spot outside of town. Olivia confronts Lem about their relationship, and Creek helps Manfred when he needs it most.

With Hell literally about to erupt onto Witch Light Road, and Fiji about to be claimed by the Demon who has been tormenting her, Manfred leads the Midnighters to take back their home from the evil forces that occupy it. As Bobo turns his attention to saving Fiji, Olivia and Creek confront the wraiths. Manfred focuses on killing the demon and closing the veil with the help of Lem, Joe, and the Rev. Manfred takes a desperate gamble and risks his life by asking for help from an unlikely source.

When a local girl goes missing, the Midnighters try to find her before law enforcement descends into town. Manfred and Creek discover Aubrey's murder was not an isolated incident -- someone or something is killing young women in Midnight. In the race to find the missing girl, Bobo resolves to get justice for Aubrey. Lem and Olivia join the hunt, not knowing if the killer is human or supernatural. Complicating matters, Fiji is haunted by a demonic entity and seeks answers from the Rev while Joe struggles to maintain the secret that protects his family.

A faceless supernatural makes a pilgrimage to Midnight to usher in the arrival of a demon from the veil to Hell - the same demon that has been plaguing Fiji. Meanwhile, the Midnighters struggle to fight the effects of the veil to Hell opening in their town, especially Lem and the Rev, whose hunger increases to dangerous levels. Olivia and Bobo make plans of their own to protect the town. Elsewhere, Creek struggles in the face of great loss as Manfred confronts his constant self-medicating.

When Manfred, a powerful psychic on the run, seeks safe haven in the remote town of Midnight, Texas, he discovers a mysterious community of outsiders with secrets, both human and supernatural.

The Midnighters band together to stop an ancient succubus who seduces and devours men, and Olivia discovers an unwelcome connection to her past while carrying out a hit.

Manfred turns to Olivia for help when his dark past finally catches up to him, and Bobo must confront his own troubled history after the Sons of Lucifer kidnap Fiji.

Manfred tries to help a new neighbor clear his name by communicating with the murdered victim; Manfred's neighbors help rid his home of the spirits haunting it; Lem and Olivia set out to stop a deadly predator before it kills again.

When a dangerous nest of vampires led by an old friend of Lem's arrives in Midnight, Manfred and Olivia join forces to discover their true intentions.

A bounty hunter from Joe's past arrives in Midnight to punish him for leaving the angelic fold. Manfred takes charge with a plan to lead Fiji, Olivia, Bobo and Lem in an effort to stop this dangerous, nearly immortal foe from killing Joe and Chuy, as well as destroying Midnight. Meanwhile, Creek struggles to recover from her family tragedy. Elsewhere, the Rev refuses to compromise the safety of his neighbors and it costs him dearly.

After shutting the veil to hell, The Midnighters finally settle into a semblance of normality— until the opening of a new hotel rocks their stability once again. Manfred deals with the consequences of ‘taking-in’ six demons. Joe makes a new friend.

Manfred investigates a gruesome murder in the hotel. Lem and Olivia’s psychic connection drives a wedge between them. Bobo’s life is put in danger by a series of strange ‘accidents,’ much to Fiji’s concern.

Fiji and Manfred try to get to the bottom of who or what is trying to kill Bobo. A guilt-ridden Rev struggles with the weight of his past. Joe embraces his new ‘night job,’ unbeknownst to his husband.

The Midnighters join forces to protect a newcomer in town. With Bobo still in danger, Fiji's forced to take desperate action to save him. Patience and Manfred bond over their relationship troubles.

Lem makes a shocking decision. Olivia's past comes back to haunt her. Fiji seeks outside help from her fellow Light Witches. A suicide pits Manfred and Kai against one another.

An unknown force threatens to reveal all the Midnighters' secrets. Manfred's suspicion towards Kai intensifies. Fiji embraces Dark Magic to save Bobo once and for all.

In the wake of tragedy, Manfred vows revenge. Joe squares off against a former ally to save his husband. Fiji spends a night on the town. Kai gives Patience an ultimatum.

Manfred and Kai team up against a common foe. Olivia and Bobo search for a way to bring Fiji back to their side. Joe gets a surprising visitor.

With Midnight, Texas now under the rule of Dark Witches, the surviving Midnighters must band together in one last, desperate attempt to save their town.