Shark experts Dr. Riley Elliott and Kori Burkhardt put on a one-of-a-kind shark competition to determine which male Great White Shark is the alpha in a pack of massive adults. In the waters off New Zealand, they compare the sharks speed, hunting ability, and fearlessness to determine who has the swagger to swim away with a female shark.

Dr. Craig O'Connell explores the love lives of Oceanic White Tips & Tiger Sharks, suggesting that feeding frenzies spark romance vital for species survival. Armed with advanced gear, he orchestrates feeding events to uncover the mating link, which is crucial for species protection.

After two fatal Great White shark attacks occurred off a small Mexican fishing village - including one in which a victim was decapitated - shark attack survivor Paul De Gelder joins shark investigator Brandon McMillan and local biologist Gador Mutaner to launch a plan to ID the killers and keep the villagers in the Sea of Cortez safe.