A new series from the Big Take podcast investigates the booming market for human eggs.

In this episode, host Sarah Holder and Bloomberg’s Jessica Brice focus on the Kemptons, an Australian couple who needed donor eggs to get pregnant. They wanted access to a market they felt offered transparency. They especially wanted information about potential donors. What followed was an around-the-world quest to create a family — filled with promise, gutting losses and extreme cost. 

Read more: The Egg