The 2nd Mass arrives at a safe haven - a functional military base run by Weaver's old colleague and flame, Captain Katie Marshall. As the two groups make plans for the final assault on the Espheni, the 2nd Mass begins to realise that things aren't exactly as they seem.

When a man is shot during a supermarket opening, Detective Morales suspects the crime is related to an unsolved assault case she was pressured to drop years earlier.

When four party-goers fatally overdose, the 7-4's investigation is impeded by an ongoing DEA operation, and Haywood turns to Suarez for help.

Gordon & Bullock look into the thief behind the robberies of various bank branches in Gotham.

Chaos erupts at the GCPD, sending Gordon for the culprit behind the mass takeover.

As Gotham falls into complete anarchy, a team of unlikely heroes steps up to save it.

Nate must decide whether to cross moral lines.

Dan decides to reveal his book to his friends and family.

When a retired cop who was planning to go public with claims of corruption dies and it is initially ruled suicide, a skeptical Haywood directs her team to investigate.

With Bentley fighting for his life, Haywood and team race to track down the shooter, whose true target may have been another one of their own.

Veronica sets up a screening at the Babylonium, Betty unexpectedly reunites with Polly, and Jughead goes to war with Dr. Werthers over his censure of comic books.

Injured, Tom takes refuge with a unique family who has distanced themselves from the fight, giving him a glimpse of life without war. Meanwhile, the 2nd Mass locates an Espheni device that could be a linchpin to winning the war... if they can figure out how to use it.

The 2nd Mass arrives at a safe haven - a functional military base run by Weaver's old colleague and flame, Captain Katie Marshall. As the two groups make plans for the final assault on the Espheni, the 2nd Mass begins to realise that things aren't exactly as they seem.

Veronica sets up a screening at the Babylonium, Betty unexpectedly reunites with Polly, and Jughead goes to war with Dr. Werthers over his censure of comic books.

Nate must decide whether to cross moral lines.

Dan decides to reveal his book to his friends and family.

Betty enlists help from Cheryl and Toni after deciding she's going to publish her own book. Veronica, Kevin and Clay host Hollywood movie star Josie McCoy, who is in town to screen her latest film.

With Bentley fighting for his life, Haywood and team race to track down the shooter, whose true target may have been another one of their own.

Serena must choose her job or her relationship with Dan.

Blair auditions her potential bridesmaids.

A realistic examination of the challenges facing healthcare workers in today's America as seen through the lens of the frontline heroes working in a modern-day hospital.

Aspiring club promoters and best buds Damon and Kevin are barely keeping things together. Out of money and about to lose the roofs over their heads, the pair needs a huge windfall to make their problems go away.

After crossing paths with a vengeful group of survivors, Ellie's fighting spirit draws unwanted attention from its leader. Still battling for his life, a weakened Joel faces off with a hunting party out for blood.

In Paris, Julia seeks help from an old friend, Avis bonds with a prominent existentialist, and Judith attempts to avoid Blanche.