Detective Inspector Mike Shepherd, is good at his job but bad at making labor relations, when it comes to the city of "Brokenwood" to solve a crime falls in love with him and decides to stay, but soon Shepherd begins to collide with Kristin detective Sims.

Detective Inspector Mike Shepherd, is good at his job but bad at making labor relations, when it comes to the city of "Brokenwood" to solve a crime falls in love with him and decides to stay, but soon Shepherd begins to collide with Kristin detective Sims.

Season three kicks off for Homicide Inspectors Terry English and Hildy Mulligan when an all-star quarterback is murdered in the middle of a crowded club in front of his pop star girlfriend. D.A. Mario Siletti and his wife are involved in a tragic car accident that could end his career and his marriage. And an untimely diagnosis threatens Hildy's future.

该剧根据北欧剧集《The Bridge》改编，第三季为6集。

A musical theater performance reenacting Brokenwood's history goes horrifically awry when the composer is electrocuted on stage. But was it murder or just an unfortunate accident?

英剧《设得兰谜案》第三季已获得BBC预定，依旧由Douglas Henshall出演主角侦探Jimmy Perez，预计于2015年拍摄，2016年在BBC1播出。不同之前两季一案两集的模式，第三季将会用全部六集篇幅讲述一个完整的案件。