Diane Reeve found everything she was looking for in the handsome Frenchman Philippe Padieu. Deeply in love, they spent every Monday, Wednesday, and Saturday together at his place or hers . . . that is, until she learned about his Tuesday, Thursday, Friday, and Sunday women.

But her heartbreak was just beginning. After discovering his cheating, she tested positive for HIV and learned that Philippe had knowingly infected her. Even more shocking was the sick reality that Philippe was deliberately infecting numerous women in their 20s through 60s, with little in common except their...