George Villiers is rich, powerful and has the King's ear. Doctor's daughter Hester is a mere servant - to be cast aside when he has done with her, especially since she is pregnant.

Returning to her family, Hester vows that Villiers will never lay eyes on their son. She and her sisters Melis and Hope will protect the boy.

But Villiers is a man who will not be defied. He will claim his son - and the secret letters he believes Hester has stolen.

What can three defenceless women do against one very powerful man?

Yet secret letters are a weakness - and, in the right hands, a weapon...