A cheerleader from a rival high school is murdered in the opener of this supernatural series set in a Pennsylvania steel town. The evidence points to an animal attack, but suspicion soon falls on a young gypsy who recently moved to town.

Roman confronts Peter at the crime scene; Letha reveals a surprising secret; Olivia and Norman fall back into old habits.

Christina discovers a new victim; Peter teams with Roman to find the killer; Sheriff Sworn gets outside help from Dr. Chasseur.

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

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

Peter and Roman uncover new information when they follow Lisa Willoughby's trail to the old steel mill. Meanwhile, Christina's date goes poorly.

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

Roman falls into a coma and goes on a subconscious journey of shocking truths and revelations.

Letha's relationship with Peter is discovered by her parents; Chasseur prepares to capture the killer.

Roman comes out of his coma and reunites with Peter to stop the killer. Meanwhile, the citizens of Hemlock Grove brace themselves for another lethal full moon.

Vigilantes hunt the killer, and Peter and his mother hide from them. Meanwhile, Christina disappears; and Roman begins to face the truth about his nature.

Peter and Roman uncover the killer's identity; Olivia and Chasseur face off at the mill; Shelley learns the disturbing truth about her family.

The conclusion to the Hemlock Grove killing spree leaves both the Godfrey and Rumancek families devastated. Meanwhile, a final horror approaches.

Roman takes charge of the Godfrey institute in Olivia's absence. Roman has problems with his feeding habits. Peter has money issues and has to resort to abstract measures to help his mother. Olivia rehabilites as Roman takes up dispute with Dr Pryce.

Peter finds a job and Roman continues with dangerous ways to quench his thirst for blood. Peter and Roman both encounter a new character named Miranda through an unusual turn of events. Olivia and Pryce try to reach out to Roman as their secret experiments continue. Investigation into Peter's dreams by Destiny suggests what could be an upcoming threat.

Peter and Roman continue to have dreams that consistently seem to end with them meeting eachother again. There is further worry of the effects of Peter turning at the wrong time. Olivia and Pryce continue to fail in keeping Roman under control as he relentlessly inquires into the basement section of the company. Norman attempts to reconnect and help Olivia. Peter meets again with Miranda and those that he stole money from quickly understand their situation.

Roman's urges for blood become more and more dangerous. Miranda tries to snoop more into Roman's affairs. The sheriff and Norman are both concerned about the disappearance of Mire Godfrey. Shelley continues to form a bond with the child. The men that Peter obtained his money from attempt vengeance.

Roman decides to attempt Pryce's treatment as his need for blood becomes too much. Miranda continues to feed the Roman's baby and investigate into why she is lactating. Peter's mother finds herself in more trouble and Peter tries desperately to help her. Olivia begins to realise her potential mortality. Norman finally receives contact from shelley.

Roman undergoes radical treatment by Pryce causing Olivia to have a dispute with Pryce. Some information is revealed about the masked killers as one of their attempts goes wrong. Norman attempts to find Shelley. Miranda causes a conflict having slept with both Roman and Peter spiralling into a bizarre turn of events.

The sheriff pursues ideas from Peter's dreams and also speaks with Roman. Peter and Roman attempt to follow their dreams to the source; trying to find the unknown masked killers and save a family. Roman continues to undergo treatment to make him human. Shelley is reunited with her family while she consults with Dr Pryce.

Roman and Peter have an encounter with the sherriff after the two masked killers they encountered. Roman, Peter and Miranda get closer to understanding the masked killers with yet again the help of destiny. Olivia's health continues to decay. Shelley begins to undergo Pryce's treatment.

Peter undergoes torture by the white masked people and we learn more about their philosophy. Roman and Shelley both set out to begin the final part of their treatments. Norman and the Sherriff continue to scheme against Olivia and consider killing her.

Everyone clears up after the previous attack on Roman's house. Lot's of anarchy ensues when all parties are informed of Shelley's operation. Norman and the Sheriff continue to take dispute with Olivia. Everyone realises the importance of the baby and war in accordance.

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.

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.

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

Peter makes a bold move to head off a war between the Gypsies and the Croatian mob. After an agonizing detox, Pryce delivers disturbing news.

Ochoa encourages Olivia to reach out to Annie. Destiny's sanity begins to crumble in Andreas's absence, and Pryce is besieged by childhood memories.

As Olivia's condition worsens, she drops a bombshell on Roman. The wolf pack shuns Peter, who struggles to hide the truth about Andreas from Destiny.

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.

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.

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