Tender Torment by Randy Salem

Her marriage was born in Hell – her husband was a woman.

From back cover:

The most shocking and revealing novel that we have dared to publish to date. It takes you within the walls of a Lesbian household and lays bare the most intimate details of their strange world. No door is left unopened---no question unanswered---and when rape and incest threaten to shatter this unnatural union you have a truly explosive story.