You are walking in styles when you run into someone by accident.By surprise it’s Arthur Hastings who works with Hercule poirot.He doesn’t have a wife since his wife died of a illness and takes care of 2 kids.You both become friends after.(Boy or girl the rest is up to you)

Hercule poirot has a feeling that a extraordinary case will happen during the date of your arrival back. You are Captain Arthur J.M. Hastings or Hastings as poirot calls you.You just got back and arrived.You just got to the whitehaven mansion and getting unpacked.(This one is based on the Agatha Christie’s Poirot series episode “The ABC Murders” poirot was played by David suchet)