Richie and Santanico pose as sex traffickers to infiltrate Malvado’s food supply, while Sonja forces Seth to kick his drug habit. Meanwhile, Freddie faces off with Sex Machine, who attacks his family to retrieve the codex.

Seth and Santanico clash with Richie over his betrayal, while Carlos and Scott aim to take Malvado’s empire and unleash culebra frenzy on the world.

Kate hunts down Scott in Bethel before he can exact revenge. In Houston, Richie and Santanico find themselves deep in the flesh trade, while Seth tries to get back in Uncle Eddie’s good graces.

Three months after freeing Santanico from the Titty Twister, the Gecko Brothers are still on the run; Seth and Kate are lost in Mexico; Richie and Santanico plot vengeance on the culebra Lord.

Following the trail of the mass grave, Freddie and Kate uncover epic secrets and confront Oculto, a reclusive and dangerous Lord. Seth and Richie take the girls on a double date, and Carlos lets go of the past.

Richie and Seth make peace and team up to look for Malvado's headquarters. Meanwhile, Carlos kidnaps Santanico; and Kate tries to save her brother with help from Freddie.

While Richie deals with his visions, Seth and Carlos plan to cross the border. Meanwhile, the Fullers' RV breaks down and Ranger Gonzalez asks for help.

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

Richie's visions intensify as the Gecko Brothers escape the liquor store with dogged lawman Freddie Gonzalez in close pursuit.

Seth and Kate stage a heist, while Gonzalez endures frightening visions that lead to a grisly discovery, and back at the Twister, Malvado's plans are set into motion by Carlo's emergence from the labyrinth.

Uncle Eddie helps Rich and Seth make a plan to complete Santanico's revenge. Meanwhile, Freddie and Kate encounter an unexpected foe following Malvado's attack.

A pit stop at a liquor store leads to a deadly standoff for bank robbers Seth and Richie Gecko, who are making a run for the Mexican border.

Seth and Richie face the labyrinth in the temple; Jacob and Kate confront Scott's transformation.

Seth and his team protect civilians from cannibal attacks.

Seth escapes the motel and leads the Fullers' RV to the border. Meanwhile, Richie deals with an irrational fear; and Jacob is determined to get his children safely across the border.

As Santanico tries to turn Richie to her cause, Freddie confronts Carlos about his destiny and the temple's mysterious past. Seth, the Fullers, and Sex Machine battle their way deeper into the temple, where they meet an unexpected ally.

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.

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.

The Gecko brothers attempt to leave the hotel and take the Fuller family hostage, but Freddie arrives and complicates the situation.

Seth and Richie find they've been double-crossed; the Fullers confront their demons.

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.

The Gecko brothers and the Fuller family find themselves in over their heads whilst Seth's deal with Carlos might not happen after all.