Nick and Hank investigate a series of murders that lead back to the Wesen Council and a mysterious bounty hunter. Elsewhere, Juliette’s meeting with Henrietta brings about more disturbing news than she was expecting. Meanwhile, Adalind and Viktor make their way back to Portland.

Nick and Hank are called to investigate a one night stand turned deadly when a man finds himself in the middle of a very bizarre love triangle. Captain Renard hopes Monroe and Rosalee can help him deal with recurring episodes of phantom bleeding. Meanwhile, Adalind makes a discovery that might turn the tables in her favor and Juliette makes a big decision that could change the course of her relationship with Nick.

A homicide leads Nick and Hank onto the dark and mysterious path of a local Native American power quest. Meanwhile, Juliette's erratic behavior lands her on the wrong side of the law. At the spice shop, Rosalee and Monroeare on a mission and call on Captain Renard for help.

A string of homicides have the press asking Captain Renard if a Jack the Ripper copycat has arrived in Portland. While dealing with the investigation, Nick, Hank, Monroe and Wu deal with a situation they never expected. Meanwhile, Adalind and Rosalee must work together on a last ditch attempt to fix Juliette's condition. Elsewhere, Juliette decides to help her new ally even if it means hurting those around her.

Rosalee disappears after some orphans decide she is the mother figure they always wanted and an encounter with a former colleague prompts Adalind to consider going back to work.

Nick and Hank investigate a wave of coordinated Wesen gang vandalism that results in the death of a local business owner and the kidnapping of Monroe and Rosalee's friend. As they dig deeper, they learn that Portland wasn't the only city hit with a wave of violence. Meanwhile, Truble fills Nick and Adalind on what she has been up to. Elsewhere, Capt. Renard dips his toes into politics as he endorses a local candidate.

A barbaric Wesen ritual is brought to the present and Nick, Hank and Wu are already five steps behind the serial killer. To aid in the investigation, Monroe goes undercover. Meanwhile, Hadrian's Wall's war against Black Claw intensifies as Eve uses her unique skills to interrogate a suspect.

Nick and Monroe find a treasure in Germany that has been hidden for centuries. Back in Portland, Capt. Renard joins Hank and Wu to track down a deadly assassin who has thrown Portland into havoc. Little do they know that Eve is on a hunt of her own for the same man. Meanwhile, someone from Rosalee's past tracks her down.

When Nick and Hank come across a beautiful young woman who seems to have aged 70 years overnight and died, they suspect Wesen involvement. The investigation leads to a local doctor and Rosalee is enlisted to help find the truth. Meanwhile, Eve takes bold steps to learn more about Capt. Renard's nefarious dealings.

When a man is found dead with all of the bones in his body seemingly liquefied and removed, Nick and Hank find themselves in the middle of a gruesome family arrangement. Meanwhile, Wu deals with a crisis of his own and Hank reunites with his old flame, Zuri (Sharon Leal).

Black Claw makes a strategic move against Hank that shocks everyone and sends Nick on a war path. Hadrian's Wall ramps up their investigation as they seek out a mysterious man named Bonaparte. Meanwhile, Adalind and Capt. Renard must learn to deal with their new and very unpredictable reality with Diana.

Hank and Wu find a solution to stop Renard while Nick is still on the run. Adalind receives a phone call that throws her into the middle of everything. Back at the spice shop, Monroe and Rosalee's adventure in babysitting takes an interesting turn when Diana demonstrates her power. Meanwhile, Eve and Trubel work to solve the mystery of the cloth found with the healing stick.

Nick, Hank and Wu investigate a local hotel after a grisly murder leads to one of its guests who claims to be haunted by a frightening creature in the night. At the Spice Shop, Monroe, Rosalee and Eve continue to research the origins of the symbols on the cloth and may be getting closer to unlocking its mystery. Meanwhile, Capt. Renard continues to be haunted by his past transgressions.

Nick, Hank and Wu are called to the scene of the crime where a man claims his friend was consumed by a tree-like figure. Meanwhile, after the gang learns of Eve's disturbing mirror encounter, everyone takes extra precautions. Elsewhere, Capt. Renard searches for answers to what Diana was drawing.