"When college freshman Kat Fields receives a mysterious email urging her to visit a relatively unknown Texas town with a history of witchcraft, strange sightings, and 'devil lights'--glowing red stars that appear above the town's hills every night--she ditches her plans for spring break and takes a solo road trip to Estrella Roja to investigate for her podcast, Paranormal Texas. ... Meanwhile, Marisol 'Mari' Castillo is also headed for Estrella Roja to attend the funeral for her abuela whom she hasn't seen since childhood, when her mom cut ties with the family and left town. Feeling lost and bored, she decides to help Kat after a chance meeting at the local diner--and, okay, it doesesn't hurt that Kat is super cute"--