She goes invisible before flying back to her own dorm. I lean back in the bed and stare at the night sky through the open sliding door, soaking in the darkness that creeps inside. When I was born in Hell, angels and demons were at war, both intent on wiping the other race out. Now I’m teaching at an angel school, and sleeping with the first angel-demon hybrid. Change is coming, whether the angels or demons are ready for it—and I have a feeling Olivia will be leading the charge. Chapter Thirty-Six Olivia A week later, Araceli and I are heading to the cafeteria for dinner, when there’s a loud boom and a tremble in the earth. We freeze, whirling around to find the source of the sound. It's not close, but it's definitely on campus. “Was that an explosion?” Araceli asks. I zip up my hood

