In "The Originals" season 3 episode 4 titled, "A Walk on the Wild Side," Klaus and Lucien will work together for a specific mission while Elijah goes out of his way to find out more about Tristan's agenda in New Orleans.

The CW's supernatural series will be seeing Lucien teaming up with Klaus in its fourth episode. According to TV Guide, Lucien, played by guest star Andre Lees will lose an important component of his plan, sparking an unlikely alliance with Joseph Morgan's Klaus.

Meanwhile, Daniel Gillies' Elijah will have his hands full in the next episode as he tries to investigate the real reason behind Tristan's arrival. During the episode 3, his old acquaintance sets foot in New Orleans with some shocking news about a threat to the Mikaelsons, The Futon Critic wrote.

Viewers will also see a mysterious group of ancient vampires called The Strix since Elijah will be attending their gala in his quest to know the real agenda of Tristan, played by guest star Oliver Auckland. Also in the gala are Phoebe Tonkin's Hayley, who invited herself in, and Charles Michael Davis' Marcel, who will encounter a mysterious woman named Aya. She will try to lure Marcel with an enticing offer but fortunately, the latter will immediately see the situation clearly.

The last episode of "The Originals" titled, "I'll See You in Hell or in New Orleans," Klaus tried to work things out with Elijah but the latter clearly was not ready for it with his cold answer "when Hell freezes over" after Klaus asked him if he's finally forgiven him, Enstarz wrote.

Some mysteries will be uncovered in "The Originals" episode four titled, "A Walk on the Wild Side" as Elijah uncovers Tristan's real business in New Orleans while Klaus and Lucien teams up for one mission.

"The Originals" airs every Thursday, 9pm on The CW.