Amaranth: The Preterhumans Book 1

By day, Lizzy is a college sophomore. By night, she's the unspoken second half of Murdock Investigations, the only private investigative agency in the D.C. area run by Preterhumans for Preterhumans. Soon, the case they're working on turns out to be a lot more than anyone ever expected, as rumors begin to surface of monsters that even demons fear, creatures forgotten in the dark of the night...