Madi mentions that her father, played by Gil Birmingham, is in Forks, Washington with an aunt. Gil Birmingham is most notable for playing the role of Billy Black in The Twilight Saga, set in Forks, Washington
The title refers to the brief showdown between Donna, Ryn and Aldon Decker in the woods at night.
Ben and Ryn share their first kiss in this episode,
Ben reveals to Maddie that Ryn used her siren song on him.
Ryn explains to Ben and Maddie, that her mother died when she was young and that her sister has taken care of her ever since.
The military resorts to having the U.S government waive fishing quotas in order to capture more mer-people for experimentation. Their actions goes under the pseudonym "Coastal Mills" as a cover.
Ben proposes an eco-friendly method of fishing, which would result in Pownall Seafood's profit margin to increase by 6%. The quality of their game would mean a higher price to consumers. Ted and Doug agree to this and they have all the fishing boats return.
Aldon Decker discovers that Donna has a sister after he is lured to and attacked by both Ryn and Donna.
Ryn is taken in for questioning by the Marissa Staub at the end of the episode.
— Donna realizes Ryn's feelings of romantic affection for Ben
No human help me. They- hurt!! Pain!! And you, Sister, choose them.
— Donna to Ryn about the cruelness of humans
Hmm. There's a lot I'm not telling you.
— Helen to Maddie
He's not gonna stop until he finds her.
— Ben to Maddie about Decker relentless search for Donna
I finally found you. I should have found a better way to study you. Please, just...give me another chance.
— Decker tries to convince Donna to return with him, as he is entranced by her soothingly irresistible songs.
I know what she did to you. Can't sleep, can't think.
— Ben to Decker
What is happening?
— Aldon Decker is confronted by Ryn
Siren Season 1, Episode 6 Promo "Showdown" Freeform
Siren Episode 6 Sneak Peek Ryn Shares Her Sister's Story Freeform
Siren Episode 6 Sneak Peek Helen Questions Donna Freeform
Siren Episode 6 Sneak Peek Chris Recognizes Decker From Military Facility Freeform
Siren Episode 6 Ryn and Donna Argue Over Humans Freeform