Felix Arlen, at twenty-four, has been stuck in a hole of depression, anxiety, and hopelessness for years, he decides to give it one last try to break free and is completely unsurprised to find that it all goes horribly wrong. It turns out there is a city hidden beneath his very feet, filled with cannibals, murderers, and things that might even be worse than that. Felix must use his wits to figure out both the glowing mark on his foot and how this insane RPG system works if he wants to survive.