At Deirdre's funeral, Rowan is plunged into the world of the infamous Mayfair family. Uncle Cortland and Aunt Carlotta present diverging views on Lasher. Rowan must choose who to trust and face the dire consequences. Sip identifies Deirdre's killer.

Desperate to relinquish Lasher, Rowan reaches out to her extended Mayfair family for help. She must trust their unique process, a sacred ritual. Sip's search for answers takes him back to the Talamasca.

Rowan makes a shocking discovery, but has to deal with it alone. A tragic event brings her closer to the Mayfairs - and Lasher. Sip falls deeper down the rabbit hole of the key necklace.