Thirty-three-year-old Renee has been told she has only two months to live without a kidney transplant or dialysis. Her best hope is a donated kidney. Also, 20-year-old Robert took himself to the doctor after having trouble breathing. A scan has revealed a cancerous tumour on his thyroid gland.

Tim has a rare cancer that is invading his scalp, and doctors suspect it is a cruel legacy from the Vietnam War, where he may have been exposed to the herbicide known as Agent Orange.