Bo must confront the effects of her and Rainer’s alliance which released a hell beast, but first she has to deal with Massimo who has kidnapped Lauren to bait Bo. Dyson, Tamsin, and Trick try to hold off the hell beast’s undead army in the meantime, and Kenzi realizes that she might, in fact, have a role to play in the fight.
Bo discovers that a second curse will kill Rainer in a very short while, and they go on a quest to break the curse with the help of one of Rainer’s former lieutenants. In her grief, Kenzi turns to Bo, Dyson, and Vex to help her go after Massimo. Meanwhile, Lauren overhears The Morrigan threaten Bo, but she has a plan to deal with her.
When undead assassins come after Bo, Tamsin and a surprisingly not-dead Acacia insist that Bo investigate who sent them after her, implying that Rainer might be responsible. Meanwhile, Kenzi worries about Hale wanting to talk to her about something important and is shocked when her mother shows up at the clubhouse. Trick shares stories of Vex’s father with Vex while angling to get some information for himself.
Trying to take their minds off of the tense situation with Bo, Kenzi convinces Lauren and Dyson to help her take on a case for a client whose legs were amputated as she went for a swim. Meanwhile, Bo and Rainer commit an act that is bound to have serious repercussions.
In effort to answer her lingering questions about what happened to her while she was with The Wanderer, Bo opens the mysterious jar she sent herself. Meanwhile, Trick visits an old friend to help him recover a memory he fears he blocked, and Kenzi and Tamsin try to find out what Trick is hiding.
Bo and Tamsin find themselves stuck in a time loop during the celebration of Yule. They try to make the best of it and have some fun until they realize that some of the party goers are going missing. Meanwhile, Lauren and Dyson, with the surprising help of Vex, debate the consequences of telling Bo about a mysterious package she shipped herself, and Hale and Kenzi prepare to take their relationship to the next level.
When Dyson is set to be executed by The Una Mens for crimes he supposedly committed over 100 years ago, Bo enlists Lauren’s help to transport herself into Dyson’s memories to clear him of the charges. In Dyson’s memories, Bo’s subconscious comes out to play, revealing some of her fears and desires. Meanwhile, both Hale and Kenzi do what they can to help Dyson.
A woman appears saying that Bo told her to find her, but Bo has no memory of meeting her. In exchange for helping her free herself from her captor, the woman promises to use her abilities to help Bo remember the time she has forgotten. Meanwhile, Lauren and The Morrigan get chatty as Lauren settles into her new relationship with the Dark, and Hale and Kenzi might finally be connecting.
After learning from The Una Mens that she had somehow pledged herself to the Dark, Bo goes looking for Vex to try to undo it. Promising to help her find Vex, The Morrigan invites Bo to a Dark Fae party where she discovers that Lauren has also been taken into the fold. Kenzi and Tamsin discover that Bruce has been made a slave to another Fae as punishment for helping Kenzi, and they try to free him. Trick is summoned before The Una Mens who have some questions about The Blood King.
When Massimo steals the furniture from the clubhouse because of Kenzi’s debt, Bo must return to Lauren’s apartment for an herb to pay him, and she discovers some surprising things. While he tries to find Lauren, Dyson babysits Tamsin, who is going through some changes. Meanwhile, Lauren deals with her captors, who have an interesting request.