Signal

Editor Reviews

• Reed Waverly

  Rating: 5

  5

  March 4, 2026

  If you're a fan of gripping crime thrillers with a unique twist, 'Signal' is an absolute must-watch! This drama stands out for its ingenious premise: a mysterious walkie-talkie allows a cold case profiler from 2015 to communicate with a detective from 1989. Together, they work to solve unsolved cases, but changing the past has unforeseen consequences for the present. \n\nThe series is a masterclass in suspense, with tightly written plots that keep you on the edge of your seat. Each case is intricately crafted, often inspired by real-life unsolved crimes in Korea, adding a layer of chilling realism. The performances are superb, particularly from Lee Je-hoon as the profiler, Kim Hye-soo as the veteran detective, and Jo Jin-woong as the detective from the past. \n\n'Signal' isn't just about solving crimes; it delves into themes of justice, fate, and the ripple effects of time. It's a dark, intelligent, and emotionally resonant drama that will challenge your perceptions and leave you thinking long after the final episode. Prepare for a thrilling ride that perfectly blends procedural drama with a fantastical element.