What is plague? How many people died from the Black Death and the other plague pandemics? Learn about the bacterium behind the plague disease, how factors like trade and urbanization caused it to spread to every continent except Antarctica, and how three devastating pandemics helped shape modern medicine.

Geoffrey Chaucer introduces William to the crowd with a fake story of William's origins before William participates in a jousting competition.

William, a squire, is publically punished for impersonating his master, Sir Ector, in jousting competitions. He is placed in a pillory and food is thrown at him. Prince Edward, who William befriended during his jousting competitions, orders the guards to take him out of the pillory and knights him as "Sir William".

A worker carries bodies on a cart through a plague-ridden town in Medieval Europe.

Lord Phillip and William, who is impersonating Sir Ector, participates in a jousting competition. William wins the competition and gets a gold leaf as a prize.