Episode #1: "Titans" - October 12, 2018
Following her mother Melissa's murder at the hands of a mysterious assailant, troubled teen Rachel Roth exhibits telekinetic powers and flees town. Detroit detective Dick Grayson fights crime at night using his vigilante persona, Robin. Rachel is picked up by Detroit police, recognizes Dick from her nightmares, and asks him for help. By the time he realizes that she was telling the truth about her mother, Rachel has been drugged and abducted. Meanwhile, in Vienna, Austria, Kory Anders awakens in a bullet-ridden car wreck with no memory of her identity. She finds her way to gangster Konstantin Kovar, whom she has apparently betrayed in her search for a certain girl—Rachel. When Kovar attempts to shoot her, she releases a fiery power that incinerates him and everyone else in the room. About to be ritually slain by the man who killed her mother, Rachel blacks out as a dark version of herself emerges and kills her would-be murderer. Dick arrives, and takes her off to safety. In Covington, Ohio, a green tiger is on the prowl in an electronics store at night and transforms into a human boy.
#2 "Hawk and Dove" - October 19, 2018
Dick takes Rachel to Hank Hall and Dawn Granger, masked vigilantes known as Hawk and Dove with whom Dick fought crime years earlier. Though Hank and Dawn are in a committed relationship, Rachel senses that Dick and Dawn were previously involved, and still have unresolved issues. When a jealous Hank fights with Dick, Rachel's dark self manifests to stop it. The Nuclear Family is "activated" to retrieve Rachel, and they torture Dick's new partner, Detective Amy Rohrbach, to find him. Hawk and Dove take down an arms dealer with Robin's brutal assistance. Rachel is upset to discover that Dick intended to leave her with Hank and Dawn and not return. The Nuclear Family defeats Dick, Hank, and Dawn, capturing Rachel and leaving Dawn gravely injured.
#3 "Origins" - October 26, 2018
Kory tracks down Rachel, and watches the Nuclear Family abduct her. Rachel's dark self refuses to help her, but Kory arrives, incinerates Nuclear Dad with her powers, and convinces Rachel to leave with her. Rachel and Kory find their way to a convent where Melissa had supposedly hidden from Rachel's father when she was a baby, and which Kory had visited in search of Rachel a year before. Dick recalls learning that his parents' death was not an accident, and being taken in by billionaire Bruce Wayne, who offers to teach Dick "another way to deal with the pain." Rachel meets Garfield Logan briefly, and Dick arrives. After Rachel's dark self manifests again, Dick and Kory take her back to the convent, where the sisters secretly lock her in the basement. Kory discovers that before her memory loss she was researching various doomsday prophecies concerning the advent of an apocalyptic "raven". Rachel's dark self taunts her and then manifests, leading to an explosion that allows Rachel to flee.
#4 "Doom Patrol" - November 2, 2018
Rachel comes across Gar, in his tiger form, as she flees through the woods. Gar takes Rachel to his house, where she meets Cliff Steel / Robotman, Larry Trainor / Negative Man, and Rita Farr / Elasti-Woman. Dr. Niles Caulder / The Chief arrives, furious with Gar for bringing a stranger to their home—where they are living in secret—but interested in running tests on Rachel. She agrees, but then demands to be unstrapped from the table. Niles refuses, and shoots Gar with a tranquilizer dart when he tries to intervene. Rachel's dark self emerges and attacks Niles. Meanwhile, Dick and Kory find the convent in ruins, and track Rachel to the Caulder house. Dick calms Rachel down and promises he will protect her. He departs with Rachel and Kory, and Gar goes with them, encouraged by Cliff to live his own life.
#5 "Together" - November 9, 2018
Dick makes the alliance with Kory, Gar, and Rachel official, and they all demonstrate their powers. Rachel and Gar connect, and Dick and Kory have sex. Dr. Adamson sends a new Nuclear Stepdad to the family. The Nuclear Family attacks, but together the group is able to subdue them. Dick also reveals himself as Robin to the group. Dick visits Adamson, who kills the family via a remote detonator. When a strike team comes to kill Dick, the new Robin appears and saves him.
#6 "Jason Todd" - November 16, 2018
Dick and Jason Todd, the new Robin, take Adamson to one of Bruce's safe houses in Chicago, where they are later joined by Kory, Rachel, and Gar. Learning that Bruce implanted a tracker in his arm at some point in the past, Dick removes it with a scalpel. Jason tells Dick that someone is murdering everyone who worked with his parents at the circus. Dick seeks out Clayton Williams, the only performer still alive and the likely next target. Clayton is abducted by Nick Zucco, son of Tony Zucco, the mobster who killed the Graysons. Nick wants revenge against Dick, who he blames for the Maronis' murder of his entire family. Jason helps Dick neutralize Nick, but Dick is disturbed by his needless brutality. Meanwhile, Adamson tells Kory that he will only talk to Rachel.
#7 "Asylum" - November 23, 2018
Adamson slashes his own throat to force Rachel to use her empathic powers to revive him. He then informs Dick and Kory that Rachel will "purify" the world. Adamson tells them about Angela Azarath, Rachel's birth mother, who is being held at an abandoned asylum. They are captured when they arrive at the asylum, and Dick, Kory, and Gar are subjected to torturous examinations. Adamson promises to end their suffering if Rachel calls to her father, but Rachel kills Adamson instead. Rachel finds Angela, showing her birthmark to prove she is actually Angela's daughter. Taking Angela with her, Rachel frees the others, although Gar is traumatized by having killed an asylum doctor. They escape; Kory burns the asylum down, and Dick burns his Robin suit.
#8 "Donna Troy" - November 30, 2018
While Rachel, Kory, and Gar accompany Angela by train to the house she owns in Ohio, Dick goes off on his own to reconnect with an old friend, Donna Troy. The FBI stops the train in search of Kory, but she and the others escape after she causes a train car to explode. While Rachel uses her powers to unlock Kory's memories, Donna translates text that Dick photographed in Kory's storage unit. Donna's interpretation of the lost ancient language is that Kory's mission is to kill Rachel. Kory has a flash of memory, and grabs Rachel by the throat.
#9 "Hank and Dawn" - December 7, 2018
With Dawn still in a coma, Hank remembers his childhood, when he allowed himself to be sexually abused by his football coach to save his little brother Don from molestation. In college, Hank and Don become vigilantes, Hawk and Dove, to punish sex offenders. An unconscious Dawn remembers her life as a ballerina, and the last time she saw her mother. Dawn's mother and Don are killed in the same accident, and Dawn and Hank get to know each other in grief counseling. Dawn discovers Hank's past as Hawk. He tells Dawn about his abuse, but admits that he never sought retribution against the coach because he could not face what happened to him. Dawn finds the abuser and demands that he confess; when they have beaten each other brutally, Hank arrives and finishes off the coach. Hank and Dawn sleep together. In the present, Dawn awakens, and tells Hank they need to find Jason Todd and help Rachel.
#10 "Koriand'r" - December 14, 2018
Donna stops Kory from killing Rachel. Dick and Donna follow a remorseful but confused Kory to an abandoned warehouse, where a spaceship uncloaks itself for Kory. She is Koriand'r, from the planet Tamaran, on a mission to destroy Rachel before she brings about the destruction of Earth and Tamaran. Rachel's father is Trigon, a being from another dimension who devours worlds. Rachel is both Trigon's doorway back to our dimension, and a means to destroy him. Dick, Donna, and Kory realize that Angela is assisting Trigon. Gar begins seeing apparitions in Angela's house, and collapses. With Gar dying, Angela convinces Rachel to call Trigon to help her. She does, and Trigon and Angela are reunited. Trigon heals Gar, and tells Angela that they can begin destroying the world once Rachel's heart breaks. Dick, Donna, and Kory arrive, but only Dick can pass through the mystical barrier that now surrounds Angela's house.
#11 "Dick Grayson" - December 21, 2018
Five years in the future, Dick is living happily with Dawn and their son John, with another baby on the way. Rachel and Gar are at college. A paraplegic Jason asks Dick to stop Bruce, who is intent on killing the Joker. Dick travels to Gotham and is reunited with Kory, who has joined the FBI. Batman kills the Joker in cold blood, as well as every patient and staff member at Arkham Asylum. Dick feels compelled to reveal Batman's secret identity to the police so they can apprehend him. A SWAT team raids Wayne Manor, but Batman slaughters them and kills Kory. Dick demolishes the mansion with explosives, and when he finds Batman alive but trapped in the rubble, Dick kills him. In the present, Rachel is horrified to see Dick enslaved by Trigon's power, and the dark future and Dick's murder of Batman is revealed to have been a fantasy created by Trigon to lead Dick to embrace darkness. Later, somewhere in Metropolis, a man designated as "Subject 13" (and bearing a Superman logo tattoo) escapes containment in a laboratory. He also frees a Labrador Retriever, whose eyes glow red.