Felina Reyes is a rattlesnake among field mice, death incarnate, the bump in the night that men fear, yet she is nothing like the woman she pretends to be... A mysterious summons to the capital and a chance meeting with an orphan girl named Izzy shatter her illusion, exposing the truth behind Felina's past, dragging her into a spiral of addiction. As an ancient threat rises, Felina must choose: save a world that betrayed her… or the girl who gave her a reason to fight.