森特拉·莎克

　　It returns six months after the shocking finale of Season 3, and the team must overcome their grief to tackle a dangerous crime wave.
　　This time, the gloves are well and truly off for Professor T in his lectures and a new musical pursuit, romance is very much alive for his mother Adelaide Tempest (De la Tour), and the lines between professional and personal become blurred for therapist Helena Goldberg (Stevenson).
　　Meanwhile, DI Maiya Goswami (Sunetra Sarker) takes charge of the police force with series favorite DS Dan Winters (White) fiercely at her side.

在第三季令人震惊的大结局六个月后，该剧再次回归，团队必须克服悲伤，应对危险的犯罪浪潮。

这一次，T 教授在讲座和新的音乐追求中全力以赴，他的母亲阿德莱德·坦佩斯特 (德拉图尔饰) 的爱情故事十分感人，而治疗师海伦娜·戈德堡 (史蒂文森饰) 的职业与个人之间的界限变得模糊。与此同时，警探玛雅·戈斯瓦米 (苏内特拉·萨克饰) 掌管着警察队伍，系列剧中最受欢迎的侦缉警官丹·温特斯 (怀特饰) 紧随其后。