紀錄片導演班博曼原本想拍一部關於80年代紅極一時的魔術師「犀利喬納森」(The Amazing Johnathan) 的紀錄片。但當被拍者反客為主，故佈迷陣把導演耍得暈頭轉向，這個亂局可以怎樣收科？事緣最初喬納森被診斷患上心臟病，只剩下一年命，被…

A group of teens fights for their lives as they find themselves trapped in a fun-house, stalked by a killer clown who won rest until every last one of them is dead.