Colette and Aaron have a long history of heroin addiction, which they've been able to kick with the aid of methadone. But now that Colette's pregnant, methadone carries risks both to her pregnancy and her unborn child. Colette's in a no-win situation, finding that it's possibly riskier to go off the methadone during pregnancy than to stay on it and deliver a baby who's also addicted.

Misty and Jonathan lost their home shortly after Misty became pregnant. Now, the couple lives in a tent in the woods. As Misty struggles to have a healthy pregnancy given her circumstances, she and Jonathan rush to find jobs and housing before the baby is born, or they risk losing custody of him.

Beth has always wanted children, but being pregnant isn't easy for someone with an eating disorder. Beth turns to her husband and therapy for help, but her urges to undereat and overexercise are constant, and if Beth gives in to them, she will put herself and her baby at risk.

Kathleen has it all-a job she loves, a loving 63-year-old husband, a sailboat for weekend getaways, a beach house, two devoted Portuguese water dogs. All except the one thing she always wanted-children. Now, at the age of 55, she's finally pregnant with her first child, a boy. But at her age, nothing about pregnancy is routine or easy.

Profiling a pregnant little person who is carrying the child of an average-sized father.

A pregnant woman's medical disorder causes her to crave toxic fumes.

Profiling an expectant couple in which the father-to-be wants to become a woman.