Batman strikes fear in the hearts of criminals, but there&#8217;s a killer stalking Gotham who&#8217;s even better at inspiring fright&#8211;and his method just might be unbeatable . . . because it&#8217;s invisible.<br><br>Unbeknownst to the general public, a powerful new designer drug has hit the streets of Gotham, courtesy of an evil genius determined to turn the expression &#8220;scared to death&#8221; into lethal reality. Unlike the Caped Crusader, who petrifies only villains, this mastermind is targeting decent citizens&#8211;and he&#8217;s come up with the ultimate delivery system. After all, the public can&#8217;t refuse something they can&#8217;t see, hear, or smell. That&#8217;s the beauty of a terror toxin that is undetectable by the human senses. And with all of Gotham&#8217;s super-villains incarcerated, Batman must hunt down a mystery madman about whom he knows nothing.<i><br><br></i>Maybe the Dark Knight should be afraid . . . because there&#8217;s plenty to fear when you go head-to-head with fear itself.