《局外人》是说一个在阿尔及利亚的法裔小职员，孤独内向，不善与人沟通，而且周围也没有人关心他。他对社会的一切事情漠不关心，甚至母亲的去世也没有让他过于伤感。后来他不慎枪杀一个流氓，却第一次引起了社会对他的关注，法庭也以他在母亲的葬礼的表现、平日生活的行为等等推断他本质顽劣。他不接受神父的告解，却对自己的生死有着肯定的看法。现实生活的荒谬，使得这个小职员成为一个无意中与法律和传统习俗格格不入的局外人。

　　It is summer break and best friends Amélie, Bintou and Morjana hang together with the neighborhood teenagers. At night, they have fun sharing goosebumps stories and urban legends. But when Amélie is assaulted by her ex, she remembers the story of Kandisha, a powerful and vengeful demon. Afraid, upset, she summons her. The next day, her ex is found dead. The legend is true and now Kandisha in on a killing spree. The three girls will do anything to break the curse.