Irreplaceable

One windy April afternoon, a young woman bicycles alone along a stretch of Iowa highway. She's pedaling hard, hurrying to get home in time for dinner . . . Alex Voormann is a cerebral thirty-year-old archaeologist married to the woman of his dreams--a beautiful, ambitious botanist named Isabel. When Isabel, an organ donor, is killed by a reckless driver, Alex reluctantly consents to donate her heart. Janet Corcoran is a young, headstrong mother of two, an art teacher at an inner-city school...