Ryn discovers a refuge of injured mermaids that escaped Tia's violent takeover; Ben and Xander get caught in a battle with Tia's troops; Maddie feeds Robb half-truths to secure his discretion; Ted explores his family lineage.
Stars: Alex Roe, Eline Powell, Fola Evans-Akingbola
Director(s): Amanda Row
Writer(s): Eric Wald, Dean White, Cole Fowler