"Swamp Thing" is a science fiction TV series based on the eponymous line of DC comics. The story takes place in the provincial town of Houma, where a deadly virus epidemic is raging. To neutralize the threat, the government calls upon Dr. Abby Arcane from the CDC, who was born and raised in Houma. Returning home after fourteen years of absence, the microbiologist becomes a witness to events that defy scientific interpretation.