I woke up surrounded by silent corpses. I tried to move but I couldn't. My arm rose and I felt my head turn to regard it. I felt an alien other in my mind that radiated a sense of terrible satisfaction. I screamed into the abyss of my own mind and felt insanity press against my thoughts for the first time. It was my own destruction and a sweet relief from the horror of my new reality. I had been possessed by a demon! Follow Iosif Pedorova's dark journey into hells unspeakable as he attempts to save his beloved sister, the last of his living family, from a siege of demonic origin in the fortress known as The Gromme. Will he make it in time to break the siege, or will his last remaining thread to humanity snap and leave him tumbling into insanity?