In the season finale, Bo confronts an impossible choice when the salvation of her entire world requires a heartbreaking sacrifice.
A knight appears before Bo, claiming his allegiance to her, his queen. He also reveals prophecies that may at last solve the riddle of her origin.
Tamsin's mentor, Acacia, returns to help thwart a Revenant attack on Bo, and Trick shares some stories about his father with Vex.
In the wake of Bo's revelation, the group takes on an undercover mission at a cryptic organization. Bo, meanwhile, looks for clues to her identity.
Bo opens the jar given to her by Kenzi, releasing a crow named Hugin, who ensnares Bo in his plans for revenge against the brother who trapped him.
As the crew celebrates the holidays, Bo realizes that she and Tamsin discover that they're in a time loop, repeating the same day over and over.
When the Una Mens capture Dyson, intending to execute him, Bo seeks help from an Oracle, Trick, and Lauren to enter his memories and save him.
An opera singing fae named Ianka offers to exchange the secrets she holds about Bo's past for her freedom, but setting her free is no easy task.
When Bo finally learns the truth of her identity, she seeks an audience with the leader of the dark fae, with some surprising results.
The clubhouse is robbed, and the group makes a deal with the thief to retrieve their property. Meanwhile, Lauren reveals her troubled past.
After her escape from the death train, Bo discovers a house where the apparent domestic violence hides a more sinister reality.
After finding a girl who is actually Tamsin reincarnated, Dyson tries to find Bo and trails her to a death train. Hale admits his feelings for Kenzi.
The new Morrigan permanently erases certain memories, turning members of the group into strangers, and only a magical compass will set things right.
In Season Four, fate casts a wide shadow over the Fae world. With Bo's (Anna Silk; Being Erica, Ghost Whisperer) return, we see the lines between Dark and Light fae blurred causing Bo to venture into a journey of discovery. Bo and company will ultimately realize that regardless of the challenges and enemies they face, they're stronger when they face them together.
Against great odds, Bo attempts to rescue loved ones. Meanwhile, Kenzi comes to a realization about Hale.
After an attack at the Dal, a group member's life is left hanging in the balance. Meanwhile, the Morrigan attempts to instigate a Fae clash.
The fae world is on the edge of a war during season 1 of Lost Girl.
Watch a sneak peek of the series premiere of Lost Girl, Monday Jan. 16 at 10/9c.
Watch a clip from Episode 213 "Barometz. Trick. Pressure."
Watch a clip from Episode 216 'School's Out.'
Watch a clip from Episode 208 'Death Didn't Become Him'
Watch a clip from Episode 1, 'It's a Fae Fae World.'
Watch a clip from Episode 220 'Lachlan's Gambit'
Watch a clip from Episode 219 Truth and Consequences.
Watch a clip from Episode 218 'Fae-nted Love'
Watch a clip from Episode 207 'Fae Gone Wild'
Watch a clip from Episode 221 'Into the Dark'
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