Before there was Jaws, there was July 1916.

In this episode, Carrie and MawMaw take you back to a sweltering summer on the New Jersey coast. While the country is gripped by a polio epidemic and a record-breaking heatwave, thousands of families flee to the "safety" of the ocean.

But a deadly predator is lurking in the shallows—and the "experts" refuse to believe it exists.

In Part 1, we cover:

• The $500 Bet: Why scientists in 1916 were convinced sharks were harmless to humans.

• The Beach Haven Tragedy: The story of Charles Vansant and the blood-stained hotel lobby.

• The Spring Lake Attack: How the death of Charles Bruder finally broke the wall of denial.

• War on the Water: The federal government gets involved as fishermen turn the coast into a hunting ground.

Join us as we walk the line between G ...