母亲（松佳·里奇特 Sonja Richter 饰）病重，艾尔玛（Harald Kaiser Hermann 饰）和艾瑞克（Albert Rudbeck Lindhardt 饰）兄弟两人无人照顾，只能被送往由校长赫克（拉斯·米科尔森 Lars Mikkelsen 饰）所开办的寄宿学校之中。赫克是一个信奉暴力的男人，他坚信，唯有通过武力才能够令学校中的孩子们真正信服，才能够引导他们走上正确的道路。　　兄弟两人在这座名为学校实为监狱的牢笼之中受尽折磨，圣诞节妈妈会来接他们回家的承诺成为了他们生存下去的唯一动力，然而，两人等啊等啊，等来的却是妈妈的死讯。莉莉安（苏菲·格拉宝 Sofie Gråbøl 饰）是学校里新上任的文学教师，她敏锐的察觉到了这所学校里正在发生的惨无人道的暴行，却对这一切无能为力。

When the young Filipino au pair Ruby disappears from one of Denmark's most affluent neighborhoods north of Copenhagen, the neighbor, Cecilie, becomes convinced that something has happened to her. Cecilie's au pair, Angel, begins to investigate the rumors circulating, while suspicions of a crime grow. However, the case of the missing foreigner is a low priority for the police, and the newly minted investigator Aicha needs all the assistance she can get. Cecilie and Angel are ready to help, and gradually the power structures and privileges within the beautiful homes start to expose. Yet, Cecilie's commitment to uncovering the truth is put to the test when Ruby's disappearance reveals connections reaching into Cecilie's own family. She is forced to confront her blind spots and view her family and the environment in which she is raising her children in a whole new light.

刚刚和妻子离婚的卢卡斯（麦斯·米科尔森 Mads Mikkelsen 饰）目前在一家托儿所工作，心地善良个性温和的他很快就受到了同事和孩子们的喜爱，其中，一个名叫卡拉（安妮卡·韦德科普 Annika Wedderkopp 饰）的早熟女孩对卢卡斯尤为的亲近。面对女孩幼稚 而单纯的示好，卢卡斯只能婉转的拒绝，可令他没有想到的是，这一举动将他的生活推向了风口浪尖。 　　卡拉报复性的谎言让卢卡斯背负起了性侵女童的罪名，一时间，这个好好先生成为了整个小镇排挤和压迫的对象。好友的愤怒，前妻的不信任，爱犬的死亡和陌生人的恶意让卢卡斯几近崩溃，而当小小的卡拉吐露真相之后，恶意却并没有随着卢卡斯的重获清白而划下句点。

In the fourth season, a woman is found brutally murdered on a small artificial Danish island close

因最后一次任务而感到内疚的老兵与好友的遗孀联手渗透进了一个危险的哥本哈根摩托帮。