In the last episode of the series, Freeman examines different faiths' views on miracles, meeting a man who survived falling 47 storeys and a cancer patient who believes his illness can be cured by prayer.

Placebos come in all shapes and sizes, but they contain no active ingredient. They are the miracle pills that shouldn't really work at all. Now they are being shown to help treat pain, depression and even alleviate some of the symptoms of Parkinson's disease. It seems they're not acting alone. The placebo effect is intertwined with how is did the healthcare. Explores why they work, and how we could all benefit from the hidden power of the placebo.

Can we find a way to distribute power so that everyone has their say? A U.S. president explains the challenges of making decisions that affect hundreds of millions of lives, and Freeman learns about an African woman who has created a society without men. He explores how the rise of the internet may fundamentally change how democracy works.

The world couldn't keep its eyes off two athletes at the 1994 Winter Games in Lillehammer - Nancy Kerrigan, the elegant brunette and Tonya Harding, the feisty blonde engulfed in scandal. Just weeks before the Olympics on January 6, 1994 at the U.S. Figure Skating Championships, Kerrigan was stunningly clubbed on the right knee by an unknown assailant and left wailing, 'Why, why, why?'
As the bizarre 'why' mystery unraveled, it was revealed that Harding's ex-husband, Jeff Gillooly, had plotted the attack with his misfit friends to literally eliminate Kerrigan from the competition. Now two decades later, The Price of Gold takes a fresh look at the worldwide spectacle that elevated the popularity of professional figure skating and has Harding still facing questions over what she knew when she knew it.

The pirates of the Caribbean's humble base in Nassau turns into a boomtown run by Benjamin Hornigold. But Hornigold's crew deposes him for his refusal to attack English ships; but one man, Edward Thatch, remains loyal. Meanwhile, pirate raids on British slaves provokes outrage.

In the final episode, we hear how employees on the 17th floor were rewarded, and we see Madoff's $65 billion Ponzi scheme quickly collapses as investors begin to withdraw their money during the 2008 Financial Crisis. We see how Madoff's sons attempt to stop their father from writing bonus cheques for long-time investors, faithful employees, and extended family to help cushion the blow. Madoff confesses to the Ponzi scheme, and the FBI arrests him.
After pleading guilty, Madoff is sentenced to 150 years in prison. Two years after learning of the Ponzi scheme, his eldest son Mark is found hanging from a pipe, dead of an apparent suicide. His other son dies of lymphoma six years later.