RPG on the Portal.

I woke up and opened my eyes – I was surrounded by undead. The last of the humans had just disappeared behind the gates of the inner stronghold. Fortunately, the undead hadn’t noticed that I was alive and were standing with their backs to me. I carefully rolled towards the wall of a half-destroyed house and decided to hide inside. After entering, I stepped on a burnt floorboard and with a crash, fell down. There was some kind of passage underground beneath the floor. “The undead are probably already coming into the house,” I thought, and walked down the corridor into the darkness...