A new wave of fear is spreading Philadelphia. Somebody is randomly leaving bombs on people's doorstops and the authorities are left clueless as to the next target or even a possible motive. With continuous terror attacks and little to go on, nothing gets ruled out to spend time looking into. Monica is a newly trained police officer with a former career in psychology. Her boss Nancy places her on what she feels is a menial assignment where she is to undergo countless interviews with a bomb making mental patient already locked away in a mental facility because they want to look for patterns in hopes of catching the terrorist destroying Philadelphia. Monica is being left in the dark about things but why? Why does she refer to her patient as "The Itsy Bitsy Spider"?