今天是出轨的好日子

　　A group of young men dare a classmate to reach the porch of a legendary old house, said to be haunted by the thirteen victims of a family massacre. In hopes of making a viral video they arm him with a video camera to prove he was there or to capture him fleeing in terror before even reaching the house, as others have. When he doesn't return, the guys must go in to get him. Inside they discover the truth about the house, the fate of their friend and their own fate as well.

 三谷幸喜自编自导。大富豪的妻子须绪美突然失踪，在得知她失踪后，在丈夫居住的豪宅集结的是爱过她的5个男人。但是他们所说的须绪美，无论是外表还是性格，都像是换了一个人。那么，到底须绪美的真面目是什么呢？

本片改编自同名短篇科幻小说，讲述了某一天开始在世界道路上行驶的无数球的故事，以交通事故为界变得无缘无故被人讨厌的男人的悲剧，因为圆盘故障开始与住在附近的宇宙人的交流等。