Since the dawn of time there has been a universal fascination with the human heart that no other organ has inspired. Although modern Western medicine tells us it's just a pump, the belief that the heart is something far greater persists. But are people who have a heart transplant just receiving a spare part? Ask Elka, a desperately sick but lively young 17-year-old girl, waiting restlessly in St Vincent's Hospital. Or John and Anna Gava who are travelling up to Brisbane to meet the recipient of their deceased son's heart. What really happens when a human heart gives life to a body other than the one it was created in?