Certain that Alec’s disappearance is more than an accident, Abby and Matt venture into the swamp, where she encounters Swamp Thing. Scientist Jason Woodrue comes to Marais.

When her friend and co-worker is stricken with the green flu, Abby searches Alec’s lab for a cure, but instead finds the latest supernatural reanimation from the Rot.

Vanessa encourages Mandy to enjoy college life and join a sorority; Ed goes under cover to investigate productivity on The Outdoor Man loading dock.