莎莎，一位美丽的年轻摄影师，发现她的情人，一个成功的艺术家，被谋杀了。警察怀疑她，凶手们想让她安静下来。当她试图解决这个秘密的时候，她开始四处奔跑。

A pianist named Garvey, while traveling on a tour, gets off the train to buy cigarettes, and learns from a salesgirl that the cities imagined by Grin really exist. Forgetting about his tour, he goes to one of these citie…