The Master takes a new body to defeat Abraham, who is planning with the others to use the scrambler and the box to send the Master to a watery tomb.
New York begins falling and Eph and Dutch try to finish their new device before the city gets overrun. Elsewhere: Justine, Gus, and Angel make a final stand against the virus.
Quinlan negotiates with the Ancients, while Eldritch gives Abraham and Vasiliy the information that they need to track down the Master's mysterious cargo. Meanwhile, Dutch is injured during an encounter with the Master's voice.moreless
Abraham and Vasiliy search for the silver they need to contain the Master, and Vasiliy makes a stop to check on his parents. Meanwhile, Eph and Dutch convince Quinlan to accompany them on a trip to JFK Airport to recover the black box from the Master's original flight.moreless
The humans begin an assault on Central Park to eliminate the strigoi nest beneath it, and Vasiliy spearheads the efforts. Meanwhile, Dutch and Eph try to translate the strigoi communication patterns, and receive word that Zach is still alive.moreless
Abraham and Quinlan discover the secret to the Master's defeat, forcing Abraham to reach out to a former ally and current enemy for assistance. Meanwhile, Vasiliy tracks tagged strigoi to discover how they are penetrating the safe zones, and Eph and Dutch search for a way to block the strigoi's communication system.moreless
Justine tries to take back NYC after the Master is seemingly killed, but Eichhorst has his own plans. Meanwhile, Dutch finds her way to Eph, and Quinlan discovers that the Ancients are holding back vital information from him.moreless
Vasiliy and Abraham trace the Lumen after Eph and Quinlan and take it. Meanwhile, Gus convinces Angel to help him get Guadalupe out before the safe street vigilantes find them, and Quinlan's connection to the Master is revealed.moreless
While Eph considers the Master's offer, Eldritch reaches out to Abraham to make a deal. Meanwhile, Zach meets the Master for the first time, and Dutch discovers that there's no going back to her old life.moreless
The battle for New York City continues but the humans find themselves outnumbered and outgunned. Meanwhile, Abraham works with Quinlan to translate the Luman despite Vasiliy's warnings, and Kelly pays Eph a visit.moreless
While Eph, Nora, and Zach leave New York City by train, Vasiliy and Abraham bid against Eicchorst to acquire the Lumen.
While Eph and Nora make contact with Zach's grandparents, Lyle threatens Justine with indictment... and turns up dead. Meanwhile, Dutch goes back to Nikki, and Eichhorst tells Eldritch about the true nature of their relationship.moreless
Eichhorst relieves his past in pre-war Germany as he prepares to feed on Dutch. While Vasily, Nora, and Eph search for their missing friend, Abraham meets Rudyard and warns him about the Lumen.moreless
Justine gets in trouble with the mayor; Eph and Dutch work together against the Master's ally; Setrakian searches for the Lumen's true owner.
Eichhorst launches a full attack on Red Hook with the Master's strigoi. While Justine and the police fight at the checkpoints, Vasiliy and Nora try to restore the power while Eph and Abraham go after Eichhorst.moreless
While Abraham and Vasiliy try to obtain the Lumen, Kelly disguises herself as a human and continues her search for Zach.
Eph returns to NYC, disappointed after Eldritch outmaneuvered him in DC. Meanwhile, Dutch is reunited with a former lover, and Abraham and Vasiliy meet a new ally.
Kelly goes after Nora and Zach. Meanwhile, Eph meets with his friend and contacts a pharmaceutical company rep in an effort to get the virus mass-produced so that the National Guard can distribute it.moreless
Eph makes plans to take the virus to the military in Washington, but Nora insists on staying behind with Zach. Meanwhile, Kowalski asks Vasiliy and Dutch for help, and Eldritch takes Coco out for dinner.moreless
Abraham and Dutch go to speak with Eldritch's former bodyguard. Meanwhile, Eph and Nora study the effects of their virus on the strigoi population, and Gus confronts his mother.
Vasiliy and Dutch plan to secure the area by sealing the subway station, while Nora and Eph continue to work on a way to wipe out the strigoi plague. Meanwhile, Eichhorst brings Eldritch a new bodyguard as Vaun and Gus prepare to kidnap the philanthropist.moreless
While Vasiliy and Dutch clean out a local strigoi nest, Nora and Eph experiment on two volunteer subjects to find a way to kill the creatures without killing humans.
While Ephraim and Nora try to create a biological weapon to destroy the strigoi, Abraham asks them and Vasiliy for help recovering some of his weapons. Meanwhile, Palmer purchases a factory and makes a friend, and Eichhorst informs Kelly that the Master has a new purpose for her.moreless
Abraham and his team of vampire hunters track the Master to the lair and confront the grand vampire in a climactic showdown. Meanwhile, Gus receives a job offer.
While Dutch returns to help Eph get on the air and broadcast a warning about the vampires, Eldritch waits for the Master to bring him his payment. in the past, Abraham goes questing for the Master only to discover that he's stumbled into a trap.moreless
While Eph, Vasiliy, Abraham, and Nora search the subway tunnels beneath the World Trade Center for the Master, Zack is left behind at the pawnshop to watch over Mariela. Meanwhile, Gus returns home and discovers what happened to his brother and mother.moreless
Eph goes to find Kelly and finds signs of a struggle. Meanwhile, Dutch convinces Vasily to help her stop Eldritch's plan and restore the Internet, only for Fitzwilliam to capture them.
Eph goes to find Zach and discovers that Kelly is missing. Meanwhile, Felix turns and Gus has to deal with his friend, and Dutch reveals her role in Eldritch's plan.
After meeting Vasily at a medical supply store, Abraham and the others take refuge in a convenience store, and meet the hacker who aided Eldritch in shutting down the Internet. The Master's vampires find them and lay siege to the store, and the humans must find a way to escape before they're overwhelmed.moreless