On the fog shrouded streets of London City, a sinister presence stalks the night and is abducting young women for a nefarious purpose.

This week, Paddy and Tricia follow The Doctor and Leela team with a pair of unlikely allies as they find themselves caught in a mystery involving an ancient criminal organization and a renowned stage performer. Can they release London from the terrifying grip of the Talons of Weng-Chiang?