The Geckos have been demoted to “collectors”, while their organization has been infiltrated by a mysterious new enemy hell-bent on destroying them, the Lords, and all culebras.

Seth and Richie seek help from Santanico Pandemonium, only to discover she’s the target of the Xibalban leader, an ancient queen who has taken on a familiar form. Meanwhile, Freddie and Ximena follow a trail of massacres to a deadly confrontation with Brasa.

Freddie joins forces with an old enemy in order to destroy a demon who's enslaving culebras. Seth and Richie track down an ancient hunter.

Ranger Freddie Gonzalez teams with an old enemy; the Geckos must defend against the Jaguar Warriors.

Seth and his team protect civilians from cannibal attacks.

Richie wakes up in an abandoned asylum after being abducted. Seth goes to save Richie.

The team falls victim to a female Xibalban demon.

Santanico returns with a secret and leads the Geckos to Lord Venganza.

As Kate nears death, the team races to defeat Amaru and seal the gate to Xilbalba.