The Adventure of the Clapham Cook

S1 E1: Mrs Todd from Clapham comes to ask Hercule Poirot if he will help her find her cook Eliza who has disappeared. Poirot is at first insulted by such a trivial request for his talents, but then decides the case could be intriguing. As usual, his instincts are correct and soon uncovers an elaborate plot to hide an ever darker crime.