Arnott is tasked with investigating a notorious crime lord, known only as "Gates," who has been evading capture for years. As Arnott digs deeper, he uncovers a web of corruption that reaches all the way to the top of the Police Service of Northern Ireland (PSNI).
Arnott and McCoy follow a trail of clues that leads them to a reclusive, elderly woman, Mary (played by Frances Tomelty), who may hold the key to unraveling the corruption. As they interview Mary, they begin to realize that nothing is as it seems, and that even the most seemingly innocent individuals may be hiding secrets. line of duty s01 download
The season ends with a stunning conclusion, as Arnott and McCoy confront the ringleaders of the conspiracy. Justice is served, but not without sacrifices. The stage is set for a thrilling second season, as the fallout from this case sets off a chain reaction that threatens to upend the very foundations of the PSNI. Arnott is tasked with investigating a notorious crime