Hetty Wainthropp Investigates

Hetty gets embroiled in a new case about hidden treasure.

With some reluctance Robert agrees to go undercover to help solve a Big House mystery.

Hetty is asked by the local councillor to help mediate between the council and his mother.

Hetty's hairdresser is having problems with her husband.

Hetty finally has a reply to her advertisement in the local press.

Robert's brother appears at the Wainthropps’ house with news of a missing friend.