高中生格雷戈（托马斯·曼 Thomas Mann 饰）性格善良却有点孤僻，他唯一的爱好是与死党厄尔（RJ·赛勒 RJ Cyler 饰）拍摄短片，改编他们喜爱经典电影，自娱自乐。有一天，格雷戈结识了身患白血病的女孩蕾切尔（奥利维亚·库克 Olivia Cooke 饰），乐观开朗的蕾切尔改变了格雷戈原有的世界，两人十分谈得来，格雷戈逐渐对蕾切尔萌生爱意，却不好意思说出口。就在此时，蕾切尔的病情加重，格雷戈意识到自己必须有所行动……...
A man becomes obsessed with facts and events that have been collectively misremembered by thousands of people. Believing the phenomena to be the symptom of something larger, his obsession eventually leads him to question reality itself....
