Season 1

1. Episode 1

2017-10-13 · 25m

A group of terror-stricken high school classmates awakens to a chilling scenario -- they're confined in a chamber of horrors, desperate for answers.

2. Episode 2

2017-10-13 · 24m

As the girls desperately try to find ways to escape, they gradually key into a commonality that brings them all together in the room.

3. Episode 3

2017-10-13 · 24m

When the girls fear their captivity is retribution for an incident with a classmate, they point fingers as to who was at fault to save themselves.

4. Episode 4

2017-10-13 · 24m

The captives begin to string together clues and offer up confessions to solve the riddle as the table is cleared and set for new horrors.

5. Episode 5

2017-10-13 · 24m

A new concoction of riddles are offered into the mix as the remaining students decipher several seemingly unrelated incidents at school.

6. Episode 6

2017-10-13 · 24m

The girls finally realize that their antics at school have had profound, negative consequences -- and their victims may be seeking revenge.

7. Episode 7

2017-10-13 · 24m

In a heartbreaking twist, one student confesses to the actions that may have led to the very reason the seven girls remain captive in the room.

8. Episode 8

2017-10-13 · 24m

A horrifying truth is uncovered as the captives trace back the chain of events from last year that led to the alleged suicide of one of their friends.

9. Episode 9

2017-10-13 · 23m

While recalling memories of their friend Miho's father, the hostages uncover a secret relationship between two of the remaining girls in the process.

10. Episode 10

2017-10-13 · 24m

Suspicions lead to the possibility that the mastermind has been sitting amongst them all along, posed as a fellow captive and keeping watch.

11. Episode 11

2017-10-13 · 24m

With the list of culprits exhausted, the final captive comes faces to face with the individual who's been scheming revenge.

12. Episode 12

2017-10-13 · 25m

The encounter between the last captive and the captor escalates dangerously when they see a glimmer of hope that may change their fate.