西班牙惊悚片。根据西班牙悬疑推理小说家多洛蕾丝·雷东多的代表作巴斯坦三部曲之《隐形守护者》，这是近年来西班牙最轰动的犯罪悬疑小说，比《沉默的羔羊》《犯罪心理》更惊悚，已经高踞西班牙畅销书排行榜长达三年之久，讲述巴斯克地区的一起连环杀人案。一名曾受过联邦调查局训练的警察回到位于纳瓦拉的家乡，追捕一名专以当地青少年为目标的杀手，还得面对自己过去的心理创

　　她, 一个接受良好教育的富家乖乖女。　　他, 一个热衷于非法摩托车赛的狂野青年。　　两个属于不同世界的人相遇相识, 会擦出怎样的火花？　　你是否也在期待天空之上三公尺的幸福？

　　Killian is a young man who has never left the remote mountains of Huesca (Spain) which saw him grow up. In 1953, he travels back to the exotic Equatorial African island of Fernando Poo, in Spanish Guinee, where he was born, to work in a cacao plantation alongside his father and his brother. During 20 years in this island, until the troubled days of independence, he will undertake a journey towards maturity and knowledge, but will also have to deal with pain and loss.

　　巡视员阿马亚·萨拉萨（Amaia Salazar）返回巴兹坦山谷，再次审理新案。 而这次，即使是最受她爱戴的人也不会安全。