As shootings spread, Lee Do discovers guns in the hands of everyday citizens. When a victim hits close to home, his investigation grows more urgent. (Source: Netflix) A police raid uncovers a cache of military weapons. Lee Do and his new ally Moon Baek close in on the arms network as the city reels from bloodshed. (Source: Netflix) Your All-in-One Learning Portal: GeeksforGeeks is a comprehensive educational platform that empowers learners across domains-spanning computer science and programming, school education, upskilling, commerce, software tools, competitive exams, and more. Learn the meaning and usage of the word trigger as a noun and a verb, with synonyms, example sentences, and word history. Find out how trigger relates to guns, mechanisms, reactions, and emotions. Trigger is not about heroes chasing villains. It is about ordinary people. Broken, angry, desperate, finally given the means to act. The cast is satisfying to watch, the storyline is engaging and even relatable at times, and each episode offers some food for thought.