Bo and Tamsin protect a Japanese warrior with a hit on his head. Lauren deals with death threats of her own.

Fresh from the realization that she is a member of the Fae, Bo is approached by a strange client, Will, a real life Will O' the Wisp. The storehouse of jewels he's collected over the centuries has been stolen... by a human! While this line of work is foreign to Bo, Will offers her an irresistible payment - information about where she might have come from. As Bo gets involved in the recovery of Will's gems, she finds the shocking truth about the thief... and the weird and deadly forces that seem to also be on the trail of the jewels.

Bo and Dyson team up to track down a stolen Mongolian Death Worm on behalf of Dyson's old wolf pack mate. When things get complicated, Dyson finds himself reliving his medieval days – tormented by the hard choices he once had to make, and fighting in the present not to repeat past mistakes.

Bo tracks down an old foe who has taken on a new form.

Bo joins the brutal world of underground fighting to help a human competitor juiced up on Fae "steroids" that are sending him on blackout rages – and putting his son in harm's way. Meanwhile, the sister of the first boy she ever killed shows up and confronts Bo over her deadly past.

When rich young humans start turning up dead, Bo agrees to go undercover to help Dyson find the Fae responsible. As she makes her way through the "Gossip Girl" world, Bo learns a deadly kind of class warfare is afoot.

Dyson seeks out an elemental Fae to rescue someone he loves. Kenzi’s stuck on babysitting duty – but her unlikely charge might be the key to cracking the case.

Bo fights for the freedom of a talented opera singer, whose voice could be the key to unlocking the answers she seeks. Kenzi is threatened by someone from Hale's past.

Bo is reluctant to comply with her role in a prophecy foretold by an order of Knights, until advice from a surprising source helps her make a difficult decision.

Bo has been living on the run from her strange appetites and what havoc they wreak. After leaving someone she kills out in the open, she is contacted by a group called The Fae. She discovers who and what she is, and is told to join one of two tribes.

Bo and Kenzi open a private investigation office. Their first job is to find a missing student at a local college. Kenzi goes undercover in the college, Bo joins campus security to uncover what happened. Bo and Dyson's relationship goes on the rocks and another species of Fae is revealed.

When a Fury with an unfaithful spouse tries to hire Bo to kill her husband's mistress, Bo instead takes the side of the unsuspecting human woman and puts her under protection.

Bo is happy for the distraction provided by an assembly of strippers that helps break an accused cop-killer out of the police station. While Bo goes undercover at a strip joint to follow the trail of one of the apparent accomplices, Dyson and Hale simultaneously track the murderer. Both investigations meet in the middle at The Hand of Glory – a disembodied hand with remarkable powers. Coming off The Morrigan's shocking revelation about Lauren, Bo and the doctor have a difficult conversation.

When humans start dissolving into goo, Bo uncovers a nefarious twist to a sexy Key Club. Meanwhile, Bo becomes concerned over Kenzi’s attachment to her forcing Bo to make an extreme revelation about her friend.

Bo, Dyson and Kenzi go undercover at an urban camp to catch a serial killer Fae who preys on at risk youth. A blast from the past greets Tamsin, but the visit may not be purely social. Bo is given some emotional news that is hard for her to accept.

Dyson rushes to be by Bo's side when she puts her life on the line to save a haunted family. At the same time, Lauren finds, much to her dismay, that she can no longer outrun her past.

Bo and Tamsin disagree over a young Fae who asks for help. Trick turns to Dyson with a mysterious case and an unwanted partner.

Bo and Tamsin infiltrate the world of college football to investigate a homicide that might expose the Fae. Dyson investigates a murder victim who won’t stay dead.

A dangerous mission forces Tamsin to confront past mistakes. Meanwhile, Lauren must deliver bad news to a friend.

Under lockdown, the gang rallies to save one of their own.

Bo is forced to make a difficult decision.

A murder-suicide leads a human household to hiring Kenzi as a Shaman. Accidentally cleansing their house, a psychosis-inducing venomous Fae spider tags along when she returns home.

When Dyson wakes up bloody and without the last eight hours of memory, he finds himself accused of murdering Ba'al, a close associate of The Morrigan's pet psychopath, Vex, and takes refuge in Trick's bar, invoking sanctuary.

Bo and Dyson go undercover as a married power couple at a swank country club to help an old friend from Kenzi's criminal past. At first they enjoy their taste of the good life – and the chance to play house. But soon the emotional pressure of the charade, and the increasing body count, push Dyson and Bo to a new level in their relationship... and prompts Dyson to give Trick an ultimatum. It’s time for them to tell Bo all they know about her origins once and for all. But before Dyson has a chance to come clean to Bo, an unexpected arrival drops by and tries to silence him for good.

A nomadic Fae sideshow comes to town looking to take advantage of the chaos that the bombing of the Light Fae headquarters has wrought. Unbeknownst to the general Light Fae populace, The Ash is in a coma, and his bond with the land is weakening, which makes this the perfect time for the travelling circus freaks to steal the most precious thing the Light Fae possess.