In pursuit of Angela, Guideau and Ashaf venture into the Fall--an immeasurably deep chasm that acts as a portal to other worlds, including the land of vampires, Orlencia Sett. As outsiders, the pair must rely on two envoys from the Order to navigate this unfamiliar territory. However, Guideau and Ashaf soon find themselves ensnared in a self-serving plot orchestrated by one of their companions, a plot that could upset the status quo of the vampire underworld...