新季剧情讲述Synth的意识被全面觉醒的一年后，有所分裂的英国正处于人类及Synth之间那不太安宁的和平里，然而当一个Synth组成的社区建立起来时，两方希望达致的稳定将受到威胁。Synth一行人Mia﹑Niska及Max（Gemma Chan﹑Emily Berrington及Ivanno Jeremiah饰演）将继续为生存而奋战；而人类方Joe﹑Laura，他们的孩子Mattie﹑Toby与Sophie（Tom Goodman-Hill﹑Katherine Parkinson﹑Lucy Carless﹑Theo Stevenson及Pixie Davies饰）则在努力接受这全新环境。

　　聚焦1977年纽约的一群纳粹猎人，他们发现数百名纳粹高级官员生活在他们当中，正在密谋在美国建立第四帝国。纳粹猎人们将寻求将纳粹绳之以法，阻挠他们新的大屠杀计划。勒曼有望饰演Jonah Heidelbaum，他的祖母在家中被一名神秘的闯入者杀害，他着手追踪犯罪者，却发现自己被卷入一个叫作“纳粹猎人”的组织，他们致力于根除那些用虚假身份生活在美国的纳粹凶手。

　　该剧聚焦1977年纽约的一群纳粹猎人，他们发现数百名纳粹高级官员生活在他们当中，正在密谋在美国建立第四帝国。纳粹猎人们将寻求将纳粹绳之以法，阻挠他们新的大屠杀计划。

　　This final series chronicles Harry’s epic rollercoaster ride as he begins to lose grip on his empire, alongside the fortunes of all those whose lives he has touched. London, 1928. Nine years have passed and Harry Selfridge is at the pinnacle of his wealth and celebrity and enjoying the frenzy of the roaring 20s. But in this buzzing, fast-evolving world, Harry is splashing his cash in an unprecedented, dangerous way. As he parties and gambles with stage stars, the Dolly Sisters, and pursues risky new business ventures, the trials and tribulations of our other much loved characters, and a handful of newcomers, also unfold. Lady Mae returns to London to rebuild her life whilst Mardle and Grove thrash out their differences, and Kitty and Frank embark on the biggest challenge to their relationship yet.