Микробиолог Эбби Аркейн возвращается в родной город — здесь разбушевался смертельный вирус, который необходимо изучить и нейтрализовать. Она знакомится с коллегой Алеком Холландом, их совместная работа стремительно перерастает в романтические отношения, но на всем этом ставит точку несчастный случай на болоте, в результате которого Алек погибает. Убитая горем Эбби еще не знает, что ее ждет новая встреча с возлюбленным, который теперь превратился в человекообразное растение с супергеройскими способностями.
Список, описание и даты выхода серий
CDC doctor Abby Arcane is called in to investigate an outbreak in her Louisiana home town, and meets researcher Alec Holland.
After witnessing the explosion that seemingly killed Alec and the swamp creature, Abby approaches Avery in an attempt to get at Alec's files. Susie is drawn to the swamp where she meets the newly created Swamp Thing, and one of Avery's men stalks her.
Abby goes to Alec's lab to check his research after Harlan is struck down by the disease, and speaks with Swamp Thing for the first time. Xanadu tells Danny that his fortune has changed, and Avery discovers that his funding has dried up.
A new disease spreads from the swamp, and Swamp Thing tells Abby that it's only the beginning. Daniel queries Xanadu about his mission, Jason sees a sample of Swamp Thing's cell structure and has questions, and Avery takes Susie into his house.
The Green tries to send Swamp Thing a warning about the evil that threatens Abby and Maria. Meanwhile, Avery pays Delroy a visit and Daniel tries to leave Marais.
Jason tests his regenerative formula on the comatose Daniel, and Swamp Thing deals with the hunters that Avery sends after him.
While Maria meets with the shadowy finance group known as the Conclave, Lucilia leads Avery out into the swamp under false pretenses.
Swamp Thing helps Avery despite the Green's wishes and pays a steep price. Upon her return to Atlanta, Abby discovers that Dr. Palomar is in charge of her research... and the Conclave is in charge of Palomar.
Jason vivisects the captive Swamp Thing to learn his secrets, while the Stranger shows Daniel his destiny. Abby and Liz look for Alec, and Matt's reality comes crashing in on him.
The Conclave sends more hunters after Swamp Thing, who is dealing with the aftermath of his discovery of who he isn't. Abby confronts Jason, and Avery confronts Lucilia.