As Olivia and Chasseur face off at the Mill, Shelley learns the awful truth about her family, and Peter and Roman uncover the killer's identity.

The tragic conclusion to the Hemlock Grove killing spree leaves both the Godfrey and Rumancek families devastated, with the final horror yet to come.

Gruesome discoveries await Roman and Peter at Spivak's cabin. As Olivia's time runs out, she targets her son. Pryce consoles a heartbroken Shelley.

A weakened Roman emerges from his coma and reunites with Peter to stop the killer. Hemlock Grove braces itself for another lethal full moon.

Peter and his mother hide from vigilantes seeking the killer, while Christina disappears, and Roman finally begins to face the truth about his nature.

Roman confronts Peter at the crime scene, finding common ground. Letha reveals a shocking secret and Olivia and Norman fall into old habits.

Shelley's connection to Dr. Pryce is further revealed, Destiny helps Peter understand the recent murder and the gala at the Tower goes horribly awry.

Christina discovers a new victim and Sheriff Sworn gets outside help from Dr. Chasseur. Now a suspect, Peter joins Roman to find the killer.

Letha's interest in Peter takes a turn. Chasseur and Sworn's investigation hits a new low while Roman and Peter stay one step ahead.

Peter and Roman follow Lisa Willoughby's trail to the old steel mill where they find a missing piece of the puzzle. Christina's date goes poorly.

Shelley commits an act of independence, Chasseur questions Roman but crosses paths with Olivia, and Peter and Roman's friendship takes a turn.

After drunkenly attacking the Godfrey Institute, Roman falls into a coma and embarks on a subconscious journey of shocking truths and revelations.

As a full moon approaches, Letha's parents discover her relationship with Peter. Despite a crisis of faith, Chasseur prepares to capture the killer.

Annie reveals her secrets to Roman as they probe a connection between two attacks. Olivia is unable to feed and Miranda must fend for herself.

A teenager is murdered in the woods of Hemlock Grove. Evidence points to an animal attack but suspicions soon fall on Peter, the newly arrived gypsy.

The search for Miranda and Nadia digs into Spivak's past. Roman has an encounter with a mysterious stranger. Andreas and Destiny plan their future.

Pryce deduces the nature of the creature and looks for links to the Pivak monster. Roman explores upir customs. Peter grills Andreas about the heist.

Blinsky tends to Roman's wounds at the White Tower. After leaving Nadia with Shelley, Annie confronts Olivia about her father's death.

Roman’s hunger tempts him beyond his self-control. New evidence arises in the search for Shelley. Peter comes to the aid of a child in need.

Roman tells Norman the truth about their family. Olivia’s rehabilitation takes an unexpected turn. Destiny discovers what the murderers are plotting.

A plan to save Olivia requires a search for the perfect mark at an upir conference. Destiny confronts Roman about Andreas.

Aitor ponders leaving Hemlock Grove and asks Shelley to join him. Roman manipulates Peter into turning on Milan.

A family reunion unfolds with layers of typical Godfrey dysfunction. Peter and Roman’s quest to save lives forces them to reveal their true natures.

Peter returns to Hemlock Grove in search of money to afford a lawyer for Lynda while Roman tries to satiate his newly found appetite.

Roman undertakes his first treatment with Dr. Pryce; Norman sets up a rendezvous with a beloved relative he thought was lost forever.