罗莎(Rosa，由Ángela López Gamonal饰演,出演,演出,表演,出演,担纲,担当)自杀了，这让她年迈的丈夫曼纽尔(Manuel ，由佐里昂‧ 埃奎勒Zorion Eguileor饰演,出演,演出,表演,出演,担纲,担当)身心逐渐恶化，曼纽尔的孩子,男孩,少年,男童马力欧(Mario，由古斯塔沃‧ 萨梅隆Gustavo Salmerón 饰演,出演,演出,表演,出演,担纲,担当)还是决心,打算,计划,准备把爸爸接到自己家来住，尽管他怀孕的新老婆莱娜(Lena，由艾琳‧ 安努拉Irene Anula饰演,出演,演出,表演,出演,担纲,担当)强烈反对。

       唯一信任曼纽尔的是，他青春期的孙女娜亚(Naia，由宝拉‧ 嘉勒戈Paula Gallego饰演,出演,演出,表演,出演,担纲,担当)，然而曼纽尔的失智症一天比一天严重。这个家庭的新日常,生存,生计,日子将每况愈下，直到攸关生死。

       最终，在本世纪最炎热的夜晚，出现,产生,形成,酿成令人意想不到的骇人结局……

　　After being complicit in a costume joke that ends in a fatal accident and a pact of silence, a group of young people will be threatened by an anonymous writer who wants to reveal his dark secret. Their stalker threatens to post a bloody horror novel based on them on social media. Each chapter one of them will die. While distrusting each other, the group will begin a fight for survival in the middle of the university campus. Any one of them could be the next victim, or the killer.

　　Spain, late 1980s. Newcomer Sara tries to fit in with the other teens in this tight-knit small town in the province of Tarrgona. If only she were more like her extroverted best friend, Rebe. They go out one night at a nightclub, on the way home, they come upon a little girl holding a doll, dressed for her first communion. And that's when the nightmare begins.