Those Who Serve — Marcia Willett

It had all seemed so exciting and romantic! Not even out of their teens, Kate and Cass, friends since boarding school, both marrying dashing naval officers within weeks of each other. But after all the glamour of naval balls and white weddings, passing beneath the arches of naval swords had not led Kate down the pathway to marital bliss. Not even her cherished twins can compensate for her husband's coldness and mental cruelty and she yearns for the peace of her beloved West Country. Cass, on the other hand, revels in the freedom of movement her husband's long absences on the submarines provide - even with the arrival of the first of her four children, she is not to be denied the frenzied activity of the 1960s sexual revolution! But it is a dangerous game that Cass is playing, and as the decades roll by, Kate may not always be around to pick up the pieces...