What to know about the cheating drama involving Demi and Jessi from 'Mormon Wives' and 'Vanderpump Villa' star Marciano

Demi, Marciano, and Jessi are at the center of the cheating scandal teased in the season two finale of "The Secret Lives of Mormon Wives."

Disney / Fred Hayes/ Disney / Christopher Willard / Disney / Pamela Littky

• Warning: Spoilers ahead for the second seasons of "The Secret Lives of Mormon Wives" and "Vanderpump Villa."
• Demi and Jessi from "Mormon Wives" were accused of cheating with Marciano from "Vanderpump Villa."
• Demi said Marciano assaulted her, while Marciano claimed he slept with Jessi.