Something shocking is happening in the abyss around Guadalupe Island. Photos of great whites with strange scars believed to be from giant squids have surfaced. Dr. Tristan Guttridge leads a mission to get a glimpse into the battles between the two beasts.

We have all seen the movies, sharks jumping into boats, circling in tornados and risking their lives to attack humans. Could these shark feasts happen? Ian Ziering and Tara Reid pick up their chainsaws once again to see if a real Sharknado could happen.

In this episode, Josh Gates explores the remains of an American ship sunk by a Nazi U-boat during WWII. The quest takes a thrilling turn as he teams up with shark expert Tristan Guttridge, who introduces a groundbreaking approach: using sharks as underwater spies to uncover the wreck. This innovative strategy promises to shed new light on the shipwreck and the events surrounding its demise decades ago.