12 Monkeys

Twenty-seven years after a deadly virus nearly eradicates the human population, a scientist named Cole is sent back in time to 2015 with a mission: prevent the outbreak from ever occurring. His primary clue leads him to a virologist who holds critical knowledge about the virus's dangerous origin.

Cole follows the trail of the enigmatic Army of the 12 Monkeys to a 2015 mental institution, where a patient may hold crucial knowledge about a deadly plague. Dr. Railly, ignoring warnings about the risks to historical events, decides to assist Cole in his investigation.

Cole travels back to 2014 in his quest to uncover the virus's origins, encountering Dr. Railly during a deadly outbreak in Haiti that becomes a pivotal moment in her life.

A dangerous group of marauders, seeking Cole and Ramse, endangers the mission to protect and preserve the past, sparking a critical struggle for the future.

Cole and Dr. Railly confront the Army of the 12 Monkeys after uncovering the Night Room, a secret laboratory containing the deadly virus that will cause global catastrophe.

Cole takes a dangerous chance with his future as the aftermath of the Night Room gives rise to an alternate reality in 2043.

Cole, Dr. Railly, and Aaron work together to prevent a deadly virus from being used as a bioweapon in Chechnya.

As the energy source for the time machine begins to fail, Jones seeks help from her former military colleagues at Spearhead to rescue Cole from the past.

Cole arrives in 2017 during the peak of the plague, while Jones struggles with a difficult decision to replace the Core as resources dwindle.

Ramse takes drastic measures to defend his new family, leading to escalating tensions and leaving Cole to manage the resulting consequences.

Cole travels to Tokyo in 1987 in a final attempt to stop the Army of the 12 Monkeys.

As Cole's condition worsens due to time-travel complications, Railly embarks on a mission to locate the only individual capable of saving his life.

Cole and Railly launch a decisive showdown against their most dangerous adversaries, while Jones must contend with an emerging threat that could undo everything she has built.

Cole and Ramse work to mend their strained relationship as they evade danger together, while Railly and Jones face the challenges and uncertainties of life in the year 2043.

Cole becomes stranded in 2016 after his attempt to destroy the virus alters the future. Jones and Railly must navigate the new timeline and its unexpected consequences.

Cole and Cassie travel to 1940s New York to pursue a dangerous member of the Twelve, despite increasing conflict between them.

Cole and Cassie find themselves stranded in 1944, forcing Jones to enlist Ramse, the one person she distrusts, to help return them. Ramse sees the mission as an opportunity for redemption, though he must also attempt to repair the strained relationship between Cole and Railly. Meanwhile, Jones seeks answers from Old Jennifer Goines about the nature of Time and the Twelve's plan to destroy it.

Cassie and Jennifer Goines flee from the 12 Monkeys in the present day, while in 2044, Cole and Ramse confront Deacon.

Cole and Ramse journey to 1970s New York City to stop the Twelve from assassinating a Vietnam veteran who has ties to the Witness.

Cole confronts the Witness as Cassie's hallucinations become more intense, while a malfunction in the time machine brings dangerous figures from the past into the present, destabilizing reality.

Jones concludes that time travel is a threat to humanity and, as its creator, decides she must be stopped. She sends Railly back to 2020 to prevent the events she set in motion.

Cole seeks an unlikely alliance with a former foe to protect the last Primary. Meanwhile, Jennifer Goines is revealed to have a hidden history tied to radical activism.

Cole is forced to confront his allegiance as Ramse and Railly abandon their mission and travel to 1961 East Berlin in pursuit of a corrupt doctor believed to know where "The Witness" is hidden, leading them down a dangerous path involving murder.

Cole and Jones are caught in a coup as the temporal facility faces destruction. After a tragic confrontation, Cole is sent back to 1957 to prevent humanity's collapse, while the others travel through the apocalypse in search of Titan, the Witness's stronghold.

Cole and Railly travel back in time to prevent the final paradox, while Ramse, Jennifer, and Deacon face the chaos of the apocalypse in a desperate search for the Witness.

Cole and Railly have settled into a quiet life in an altered past, but their peace is disrupted when a woman with visions of an apocalyptic future warns Cole that their struggle is far from over, forcing him to take drastic action to save both the world and the woman he loves.

In 2163, amid an apocalyptic world, Cole urgently seeks out Titan while Railly, held captive, confronts a difficult decision as the 12 Monkeys prepare for the arrival of The Witness.

Cole and Jones search for Jennifer Goines in post-World War I France and come across a secretive and dangerous faction of time travelers known as the Guardians.

Ramse returns to the facility with a captured enemy, putting existing alliances under strain as Cole and Jones pursue the information they seek.

Ramsey and Cole travel to 2007, anticipating either a trap or their last opportunity to kill The Witness. However, when Cole uncovers a devastating revelation, he realizes the mission serves both purposes.

Jennifer and Deacon travel back to 1989 to steal a sacred document, while Railly and Cole race to reach the Word before it exposes a dangerous secret.

In 1953, Cole and Railly meet with Agent Gale as the Army of the 12 Monkeys is formed, marking a pivotal moment in their efforts to prevent a future plague.

Cole and Railly face a moral dilemma that forces them to take opposing sides. As Jones begins to suspect something is amiss, Railly seeks guidance from someone close. The tension erupts into chaos during a large-scale gunfight.

In 1904, former friends turned rivals compete to locate a key witness, who finally unveils his identity.

The episode explores the motivations behind the Witness's desire to erase time and reality, shedding light on the character's deeper reasons for seeking ultimate destruction.

The climax of the conflict with the Witness unfolds as the protagonists prepare for a decisive confrontation.

The climax against the Army of the 12 Monkeys unfolds as the Witness rejoins Project Splinter, reigniting the struggle between time travelers and those seeking to alter history.

Travelers encounter challenges as they confront echoes of their past selves while navigating the complexities of time.

Cassie uses time travel to meet a younger version of Olivia, while Cole assists Jennifer in interpreting the significance of her final Primary vision.

Team Splinter travels to the Wild West era to find a weapon capable of defeating the Witness.

Cole and Cassie travel to the 1960s in search of a clue to end the time-travel cycle, where they reunite with Zalmon Shaw, a Witness devotee played by Christopher Lloyd.

The team attempts to steal a mysterious artifact called "Die Glocke" by infiltrating a Nazi gala, but their mission is complicated by the French Resistance and the arrival of an unexpected guest.

Hannah is sent back to 2007 by Jones to complete a personal mission that may hold significant implications for the overall situation.

The team's journey takes a pivotal turn as they reach the top of the steps and ring a mysterious bell, triggering unexpected consequences that alter the course of their medieval adventure.

Cole and Cassie prepare for a critical mission that marks a turning point in their journey.

The team confronts the Witness in a climactic showdown that determines the future of time and humanity. Key revelations and long-standing mysteries converge as the battle reaches its peak. The episode sets the stage for major consequences and new beginnings.

Cole faces a critical moment in his journey, needing to complete his cycle in order to ensure that his younger self eventually discovers the answer at the end.