“Nothing good happens when two men are trapped in a giant phallus” — director Robert Eggers
Ryn must undergo a difficult process to ensure the survival of her species
Ben must put aside his jealousy in order for Ryn to mate.
Ryn takes Ben and Maddie to a secret place below the ocean. Levi returns to land.
Nicole helps Ben and Maddie research the siren song appropriately. Other discoveries come to light.
The merfolk have a civil war between their hierarchy on land, involving everybody in Bristol Cove.
Bristol Cove mourns, as Xander discovers the truth about Ryn.
Ben goes out to sea, trying to thwart the military. But there's worse trouble than the government on the water.
Decker shows up in Bristol Cove, which causes all sorts of damage.
Ben works with his Ted, to find info from the inside. Maddie gets to know Elaine better. Chris returns to Bristol Cove.
The longer Ryn is out of the water, the more she deteriorates. At the military compound, the other mermaid causes chaos.
Maddie and Ben try to help Ryn, as well as study her. Xander tracks down a lead on Chris, who's still locked up in the military's lab.