The Toll of the Sea
- Episode aired May 28, 2020
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; Helen and the hybrids help restore order... Read allIn 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; Helen and the hybrids help restore order.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; Helen and the hybrids help restore order.