Cirque du Soleil’s ice show Crystal  is in Chicago for a scant 3 days (Nov.16-19th at Sears Arena in Hoffman Estates) before they roll up the ice and head off to their next town. It is perhaps as much a breakthrough experience for the main character Crystal, who falls through a frozen pond to find herself in an Alice in Wonderland-ish world, as it is for Cirque du Soleil , who is trying something completely new with their first ever circus/ice skating show. The end result is a remarkable, crystalline gem of movement, music and ice-breaking work. Crystal is an artistic daydreamer who doesn’t fit the flow at home and school. In her fantasy, she skates herself in to an alternate reality where everything is slightly familiar, but just as non-sensical for her as her other reality just on the other side of the ice. What the story line lacks in nuance, it makes up for in youthful ebullience and romance as a classic coming of age story. Although, as is often ...