S01E01 What Happened
After their class trip is cut short, students at West Ham High School return home to discover their town completely empty.
The Society
S01E04: Drop by Drop
A shocking event puts everyone on edge. As chaos sets in, Allie's friends urge her to step up and lead. Gordie conducts an investigation.
Overview
When everyone else mysteriously vanishes from their wealthy town, the teen residents of West Ham must forge their own society to survive.
Episodes
S01E02 Our Town
Cassandra and her friends prepare for an uncertain future, while Harry's crew just wants to party. Sam and Becca make a discovery.
S01E03 Childhood's End
After the boys ransack the stores, Cassandra rallies the girls to exert their power. The students plan a prom, and Kelly uncovers a family secret.
S01E04 Drop by Drop
A shocking event puts everyone on edge. As chaos sets in, Allie's friends urge her to step up and lead. Gordie conducts an investigation.
S01E05 Putting on the Clothes
A student's confession leads to an arrest and a trial. Elle experiences Campbell's dark side, and Harry's drug use escalates.
S01E06 Like a F-ing God or Something
Allie questions Elle about Campbell. As the town grows restless awaiting Allie's decision, Will and Grizz push for harsh measures.
S01E07 Allie's Rules
Six months later, Harry sinks deeper into depression, Grizz and Sam bond, Gordie arrives at a theory about West Ham, and Elle puts a plan into action.
S01E08 Poison
A Thanksgiving feast takes a frightening turn. In the aftermath, the Guard oversteps its powers. Meanwhile, Sam is torn between Becca and Grizz.
S01E09 New Names
Will tells Allie he has feelings for her. Elle confides in Helena. Campbell pressures Harry to run for mayor. Grizz leads an expedition.
S01E10 How it Happens
Campbell plots a coup with Lexie and the Guard. Kelly spots something suspicious in a photo. Becca goes into labor. The expedition returns with news.
Cast
Kathryn Newton
Allie Pressman
Gideon Adlon
Becca Gelb
Sean Berdy
Sam Eliot
Natasha Liu Bordizzo
Helena
Jacques Colimon
Will LeClair
Olivia DeJonge
Elle Tomkins
Alex Fitzalan
Harry Bingham
Kristine Froseth
Kelly Aldrich
José Julián
Gordie
Alex MacNicoll
Luke
Toby Wallace
Campbell Eliot
Jack Mulhern
Gareth 'Grizz' Visser
