Mary heard her daughters from the kitchen, she paused for a moment as she thought of her chat with her son, her many talks with Sherrie and the images still seared in her brain of when she caught them together and couldn't help but wonder what would come next.

~

What came next was a return to normal, as best can be expected when three quarters of a family is in an open sexual relationship.

Will continued to sleep with his sisters individually and during threesomes, they had sex primarily in his bed but would get more adventurous when they knew Mary would be gone for an extended period of...