While shooting a documentary on the suspicious disappearances within the homeless community, a filmmaker and his crew go missing while uncovering a terrifying and vicious secret below the city's surface.

Brimstone Incorporated features three ghoulish tales of terror and a wraparound, the latter centering around a law firm that serves as the gateway to Hell. Stories include Mama's Boy, First Date and Skunk Weed,

Stephen is a socially awkward, middle aged telemarketer and is desperately alone. At the suggestion of a co-worker, he goes out into the night to find a prostitute for "The Girlfriend Experience". With this, he meets Christa, a streetwise call girl who's happy to fulfill his needs. Yet something unexpected happens. What starts as a business agreement blossoms into true love. But what happens when death enters the picture? How far would you go to keep the one person you've always wanted?