Bo risks her freedom to do a favor for Lauren, only to discover she'll have to go it "au naturel". The new Ash is revealed. Later, Bo's new appetites shock... has she not recovered from last season's battle after all?
Bo revels in a lotta lovin', but can't escape the new darkness that haunts her. When Kenzi's childhood chum is snatched, Bo follows her bestie underground - literally - to help find him. Meanwhile, Dyson's new partner looks like trouble for Bo.
Bo and Dyson take on a case involving new age psychology, and Bo suffers the consequences of denying her ravenous hunger. Kenzi feels the weight of trying to find her place in her friends' new lives - leaving her vulnerable to an impending threat.
When humans start dissolving into piles of goo, Bo uncovers a nefarious twist to a sexy Key Club. Meanwhile, Kenzi gets clingy with Bo - and a little Machiavellian with the others - forcing Bo to make an extreme revelation about her bestie.
The gang stages an intervention against an increasingly erratic Bo. Bo believes the only way to save someone close to her is to accept help from the person she trusts least - only to learn the truth about secrets kept by the people she trusted most.
Bo faces the daunting task of returning to where it all started: down home on the farm. Accompanied by BFF Kenzi, Bo must face her old demons - and a new one - in order to clear the way for the new path she will be forced to travel.
What was supposed to be a much-needed night off for Bo turns into a scavenger hunt in a lawless Dark Fae territory. In Bo's absence, Trick is placed in a precarious position with potentially dire consequences.
Reality and fantasy converge as Bo confronts her ultimate challenge - unaware that it may not be just her life she is risking. Meanwhile, her friends consider the unthinkable, and Trick dreads the meaning of something he sees.
Bo, Dyson and Kenzi go undercover at an urban camp to catch a Fae serial killer preying on at risk youth. A blast from the past greets Tamsin, but the visit may not be purely social. Bo receives some emotional news that is hard to accept.
Bo and Kenzi become entangled in the schemes of a gated community when a babysitter begs for help proving her employer has met a foul end. Meanwhile, Lauren faces a difficult - and dangerous - decision.
Chaos strikes when humans attack The Dal, leaving the fate of one of the gang hanging in the balance. Meanwhile, The Morrigan exploits this opportunity to ignite the tensions between Light and Dark - catching Kenzi and Hale in the crossfire.
Bo mounts a rescue mission to save two people who are dear to her - unaware of the dangers facing those she thought were safe. Kenzi has an epiphany about Hale, and Dyson is given an important clue to Bo's past, just as doubt is cast on his own future.
The group discover their memories have been manipulated and they have forgotten about Bo completely. Kenzi must confront a powerful Fae to regain their memories. Vex refuses to co-operate until forced to by Hale.
Bo gets a surprise from the Una Mens, and another surprise when she confronts the Dark Fey leader. Lauren reappears. Trick also gets a surprise when called to the Una Mens. Bo gets a hand from Vex. But who is Rainer?