A thin, pale boy sits in his boxers at the foot of a small, twin bed when you enter the third floor of the Flat Irons Building. He’ll be the narrator and key figure in the 90-minute story of technology, morality, and obsession. It’s a frightening tale of internet manipulation that almost ends fatally, but what is most frightening is that the story is true. Inspired by the 2004 Vanity Fair article, “U Want Me 2 Kill Him,” Carlos Murillo has penned a morality tale of how young neurosis and technology can collide to create a digital world as…