: Unlike typical myths, the "song" in the show acts as a hypnotic trance rather than a full mind-control tool, often leaving humans obsessed or disoriented. Key Characters
The first season of (originally titled The Deep ) reimagines mermaid folklore through a dark, high-stakes lens in the coastal town of Bristol Cove. The season follows Ryn Fisher , a predatory mermaid who comes ashore to find her sister, Donna, after she is captured by the military for experiments. Core Premise & Storyline Siren - Season 1
: The season reveals a dark family history for Ben, whose grandfather was a brutal mermaid hunter, nearly driving the species to extinction. : Unlike typical myths, the "song" in the
: Ryn encounters marine biologists Ben Pownall and Maddie Bishop, who help her navigate the human world while searching for her captured sister. Core Premise & Storyline : The season reveals
: Bristol Cove is famous for its mermaid legends, but the arrival of Ryn proves these "folklore" tales are real and far more dangerous than expected.
(Fola Evans-Akingbola): Ben's girlfriend and colleague who joins him in protecting Ryn.