Charlotte and Allie

Charlotte Rice is on the cusp of her thirties, plunging headfirst into the gritty world of forensic science after spending years tending to animals as a veterinary technician. But there's an eerie twist to her story-her twin sister, Allie, who died sixteen years ago, remains an unwavering presence by her side. As the streets of Denver become a graveyard for mutilated bodies, each missing limbs, Charlotte is thrust into a relentless race against time-the specter of her sister urging her forward at every turn.