MIDDLE OF THE NIGHT, R. SagerThe worst thing to ever happen on Hemlock Circle occurred in Ethan Marshs backyard. One July night, ten year old Ethan and his best friend and neighbor, Billy, fell asleep in a tent set up on a manicured lawn in a quiet, quaint New Jersey cul de sac. In the morning, Ethan woke up alone. During the night, someone had sliced the tent open with a knife and taken Billy. He was never seen again. Thirty years later, Ethan has reluctantly returned to his