Two families, closely guarding a secret from their children that began in wartime over 70 years ago. Now those children embark on a determined journey to learn the truth. Broadcast on CBC.Two families, closely guarding a secret from their children that began in wartime over 70 years ago. Now those children embark on a determined journey to learn the truth. Broadcast on CBC.Two families, closely guarding a secret from their children that began in wartime over 70 years ago. Now those children embark on a determined journey to learn the truth. Broadcast on CBC.