Question: Andrea Harrison struggles to escape The Governor's torture chamber in the final episode of what season of "The Walking Dead"?

Context articles: The Walking Dead: Rise of the Governor
Andrea (The Walking Dead)
Welcome to the Tombs
Beside the Dying Fire
The Walking Dead: Season Two
Torture chamber
The Walking Dead: A New Frontier
The Blood Demon
The Walking Dead (video game)
Fear the Walking Dead: Flight 462

The Walking Dead: Rise of the Governor is a post-apocalyptic horror novel written by Robert Kirkman and Jay Bonansinga and released October 11, 2011.
 The novel is a spin-off of "The Walking Dead" comic book series and explores the back-story of one of the series' most infamous characters, The Governor.
 "Rise of the Governor" is the first in a trilogy of novels.
 "The Walking Dead"'s fourth season utilizes plots from the novel, the Chalmers family in particular.
Andrea Harrison is a fictional character from the comic book series "The Walking Dead" and is portrayed by Laurie Holden in the American television series of the same name.
 The character was created by writer Robert Kirkman and artist Tony Moore, and debuted in "The Walking Dead "#2 in 2003.
 In both mediums, she and her younger sister are among a group of survivors near Atlanta, Georgia.
"Welcome to the Tombs" is the sixteenth and final episode of the third season, and 35th episode overall of the post-apocalyptic horror television series "The Walking Dead", which aired on AMC on March 31, 2013.
 In the episode, The Governor (David Morrissey) and Rick Grimes (Andrew Lincoln) prepare for the upcoming assault on the prison.
 Tyreese (Chad L. Coleman) and Sasha (Sonequa Martin-Green) decide to not participate in the assault and stay on guard duty before preparing to leave as the citizens of Woodbury become increasingly alarmed at The Governor's erratic behaviour.
 Meanwhile, Andrea (Laurie Holden) struggles to escape The Governor's torture chamber.
"Beside the Dying Fire" is the thirteenth and final episode of the second season, and 19th episode overall of the post-apocalyptic horror television series "The Walking Dead", which aired on AMC on March 18, 2012.
 The episode was written by creator Robert Kirkman and showrunner Glen Mazzara and directed by series regular Ernest Dickerson.
 In the episode, a huge horde of walkers invades the Greene farm, chasing Rick Grimes (Andrew Lincoln) and Hershel's groups off the premises.
 Meanwhile, Andrea (Laurie Holden) is separated from the group, leaving her to fight off the same walkers that attacked Hershel's farm.
The Walking Dead: Season Two is an episodic interactive drama graphic adventure game based on "The Walking Dead" comic book series developed by Telltale Games.
 It is the sequel to "The Walking Dead", with the episodes released between December 2013 and August 2014, and a retail collector's disc edition planned at the conclusion of the season.
 The game employs the same narrative structure as the first season, where player choice in one episode will have a permanent impact on future story elements.
 The player choices recorded in save files from the first season and the additional episode "400 Days" carry over into the second season.
 Clementine, who was the player's companion during the first season, is the player-character in "Season Two.
A torture chamber is a room where torture is inflicted.
 The medieval torture chamber was windowless and often built underground, was lit by a few candles and was specifically designed to induce "horror, dread and despair" to anyone but those possessing a strong mind and "nerves of steel".
The Walking Dead: A New Frontier (also known as The Walking Dead: Season Three) is an episodic graphic adventure game based on Robert Kirkman's "The Walking Dead" comic book series developed by Telltale Games.
 It is Telltale's third season of its "The Walking Dead" series, with the first two episodes released on December 20, 2016, and a retail season pass disc edition planned for release on February 7, 2017.
 The game employs the same narrative structure as the past seasons, where player choice in one episode will have a permanent impact on future story elements.
 The player choices recorded in save files from the first two seasons and the additional episode "400 Days" carry over into the third season.
 Clementine (voiced by Melissa Hutchison), who was the player's companion during the first season and the player-character in season two returns as a player-character along with another player-character, Javier "Javi" Garcia (voiced by Jeff Schine).
The Blood Demon or Die Schlangengrube und das Pendel, also known as The Torture Chamber of Dr. Sadism, The Snake Pit and the Pendulum, and Castle of the Walking Dead, is a 1967 West German horror film directed by Harald Reinl and starring Christopher Lee, Karin Dor, and Lex Barker.
The Walking Dead (also known as The Walking Dead: The Game and The Walking Dead: Season One) is an episodic interactive drama graphic adventure survival horror video game developed and published by Telltale Games.
 Based on "The Walking Dead" comic book series, the game consists of five episodes, released between April and November 2012.
 It is available for Android, iOS, Kindle Fire HDX, Microsoft Windows, Mac OS X, PlayStation 3, PlayStation Vita, Xbox 360, PlayStation 4 and Xbox One.
 The game is the first of "The Walking Dead" video game series published by Telltale.
Fear the Walking Dead: Flight 462 is a 16-part web series based on the television series "Fear the Walking Dead".
 The series premiered on October 4, 2015, on AMC's official website.
 It also aired as promos during "The Walking Dead" season 6.
 The web series tells the story of a group of passengers aboard a commercial airplane during the earliest moments of the outbreak.
 Over the course of the series, the plane and the lives of its passengers are put in jeopardy once they discover an infected traveler.
 Two of its characters, Alex and Jake, are introduced in "Fear the Walking Dead" season 2, episode 3 "Ouroboros".