为了了解同志儿子,他把自己变成同志。在法国土鲁斯,55岁的警察尚发现儿子马辛和男友在旅馆房间里上吊身亡,验尸后发现,马辛的真正死因是吸毒过量,仅和他的男友暴毙相差七分钟。无法接受的尚决定私下展开调查,他前往马辛生前常去的夜店,并遇见熟识马辛的法比安。在尚反覆回到夜店的过程中,他似乎也逐渐身陷其中,并莫名受到法比安吸引,疗伤与欲望的界线越来越混淆不清……。英都大学的副教授火村英生(斋藤工 饰)专事犯罪心理学的研究,除此之外他还利用自己的学识帮助警方调查各种匪夷所思的杀人案件。在他身边的是致力于成为推理小说作家的有栖川有栖(窪田正孝 饰),有栖川协助火村打理委托的具体事宜,同时对火村的内心状态予以了极大的关注。火村似乎一直在追求完美的犯罪,甚至在自己的梦境中,他也会把自己设想为犯罪凶手。在追查一起起案件的过程中,新兴宗教香格里拉十字军的身影时隐时现。扑朔迷离的案情,带领人们走入人性的黑暗面……
本片根据有栖川有栖的推理系列“作家爱丽丝系列”改编。。The film was written and directed by Stuart Urban, and commissioned to mark the tenth anniversary of the Falklands War. The film was closely based on the historical record, and all of the major incidents portrayed were drawn from contemporary accounts by those who took part. Filming took place on the Falkland Islands and at Ealing Studios. Urban is a fluent Spanish-speaker, and plays an uncredited role as the Argentine radio operator.。