Siren 3×01 Sneak Peek #3 “Borders”

Siren 3×01 “Borders” Season 3 Episode 1 Sneak Peek #3 – As an old friend visits Helen, a new mermaid arrives leaving Ryn questioning their motives. Maddie learns the truth behind Ian’s death, as Ben fights for his mother’s treatments. While Xander is inspired to take on more responsibility.