Echoes of the Unsurvivable Riddle: The Game That Cannot Be Won

A city becomes a puzzle.
A mastermind turns fear into a game.
And an elite psychic task force races to solve riddles where the wrong answer costs lives.

When impossible symbols begin appearing across Houston-burned into walls, echoing through reflections, and lingering in the minds of those who witness them-the Circle is called in. As an elite psychic task force, they specialize in confronting threats that exist beyond normal perception. But this case is different. The patterns are deliberate....