In the end of "Agents of S.H.I.E.L.D." Season 4 Episode 6, Robbie (Gabriel Luna) transformed into his alter ego Ghost Rider and his uncle Eli (José Zúñiga) used Darkhold's power to become invincible.  In the episode, he managed to make Coulson (Clark Gregg), Fitz (Iain De Caestecker) disappear without a trace as he was able to complete his experiment. In the new episode, the team will search for their missing members hoping that they are still alive.

Robbie also disappeared along with Coulson and Fitz. Many have speculated that they have turned into ghosts. Aside from the three of them, Lucy Bauer (Lilli Birdsell) and the rest of the scientists also disappeared.

With that, it was said that Coulson along with his team will fight Lucy and her ghost friends as they search for a demonic book called the Darkhold which drove them into madness. Lucy is said to kidnap Eli in order to help her bring back to her physical form.

According to Econotimes, in the sneak peek "Agents of S.H.I.E.L.D." Season 4 Episode 7, it was revealed that the missing members are still alive; however, their current location is still unknown. Will the team be able to find them before anything bad happens to them?

Meanwhile, it was also revealed that Agent Simmons' (Elizabeth Henstridge) new top secret assignment for the US government would involve a new Inhuman. According to iTech Post, the viewers might see a new Inhuman.

It was reported that the new Inhuman superhero goes by the name Dinesh Deol who is also known as "Grid." The character is speculated to be played by Manish Dayal. However, there is still no confirmation about this.

In the sneak peek for "Agents of S.H.I.E.L.D." Season 4 Episode 7, Agent Simmons can be seen entering a quarantine tent. There, she finds a human in a Terrigenesis cocoon. As she inspects the cocoon, she will learn that it has been gestating for seven months now and when she asks about the person inside it, she was told that that information is classified.

"Agents of S.H.I.E.L.D." Season 4 Episode 7 titled "Deals with Our Devils" will air on ABC on Nov. 29.