In 1976, Raquel and her girlfriend have car trouble and break down on the side of the road in the middle of nowhere. At the same time, a group of people are in the desert for a photoshoot. Soon, they stumble upon an abandoned town where a family of masked psychopaths reside.
one of the killers, heavily implied to be a trans woman (dysphoria talk), is depicted as an "ugly freakish man in dress" stereotype; they also cut off a woman's chest and wear on themself
character mentions an urban legend about a cannibal family
the actual killers collect organs of their victims, it's unclear if they actually eat them or not but it's likely, nothing on-screen and never explicitly stated though
a lesbian couple is captured by the killers, one of them brutalized and dismembered in front of her partner, who is later also killed. the reasons were not a hate crime but general butchery
character has to help the killers of her girlfriend and her kidnappers in their plans, it's unclear if she's entirely coerced or is starting to go insane and actually like them