In his new novel "The Kortelisy Escape," Leonard Rosen crafts an ingenious, complex thriller that’s deeply moving, as well as highly original. The hook is the use of magic tricks to advance the plot and theme. The magical connection between the two main characters, whose alternating points of view move the narrative along, makes this unusual story memorable. He’s Nate Larson, a grizzled 66-year old just out of Danbury prison when the story begins. She’s his 14-year-old savvy, sardonic granddaughter Grace, who’s been bounced around the foster care system for years. They haven’t seen each other for a decade. Nate was born in Kortelisy, Ukraine, and smuggled into America by his older brother Dima. Nate’s a good man, but he got caught up in a legalistic trap and wound up in jail. His wife and daughter both died of cancer when they were young, but because he was in prison, he could not take custody of Grace then 4. About the only good thing that’s happened to him is that in prison he