Explore a dark mentorship that forms between Deborah Vance, a legendary Las Vegas comedian, and an entitled, outcast 25-year-old.

After accidentally murdering her boyfriend, Debbie Dicky moves to a new town and meets three girls who invite her to a sleepover. The very same night there is a breakout at the local insane asylum where forty serial killers escape and head over to crash the party. However, the girls at the slumber party might not be as helpless as the killers think.