Freeform has released a sneak peek of the Season 3 finale of Siren, which you can check out below. The installment, titled “The Toll of the Sea,” is officially described as follows:
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In an effort to save Hope, Ryn and Ben confront Tia in an undersea battle between the mermaid tribes. Maddie and Robb work to find a cure for Xander, while Helen and the hybrids help restore order. Ted struggles to accept Ben’s reality.
Siren “The Toll of the Sea” airs Thursday, May28, at 10pm on Freeform.