Ben, Maddie and Ryn dive deeper into their relationship. Xander joins forces with Ben to get the Mermaids back in the water and they find out that Mr. Pownell actually is working with the oil company behind everyone’s back. Meanwhile Ryn and Maddie try to help her mom find her wedding ring which ends them up in a very sticky situation. Join hosts Ally Nasta and Karla Beltran break down episode 5 of Freeform’s Siren.
In Bristol Cove, lives change when mermaids come ashore, starting a war between man and mermaid.