十年(nián )前,平海(🔨)站(zhàn )派出所民(🥇)警赵(zhào )鹏程(chéng )(🐌)在(zài )执勤(qín )(🌰)时遭(zāo )遇持(🕟)枪嫌疑(yí )人,开枪(qiāng )(🍥)时(shí )“哑(yǎ )火”,关(guān )键时刻(kè )师傅(fù )徐(🗼)雷挡(🥩)在(💤)他面前(📿)击(🌫)毙罪犯也(yě )(🎏)中(zhōng )弹致残(cán ),这使赵鹏程(chéng )在家庭(tíng )和工作(zuò )上背负(🕖)上(🕯)沉重(chóng )的精(jīng )神压(🥄)力。十(shí )年后(hòu ),平海所值班室(shì )发生了“走火(huǒ )”事故(gù )。当(🕕)事民警刘长(🔊)路顾及(🚢)他人前途(tú )决定隐(yǐn )瞒不报,然目击“走(💱)火”的赵鹏程却深陷情(🙂)与(📙)理(lǐ )的抉择中。“走火”事(👓)件被人举报(bào ),引发平海所的人际纠葛。办(⛳)案时,赵鹏程和刘长路遭遇袭警,刘(liú )长路开枪警告(❕)时,一(💔)颗子弹(dàn )误(👊)伤路人,造(🦇)成意外“失火”,由(yóu )此被告(🃏)上法庭。案(💹)件引发警察(chá )用枪法律层(céng )面上的思考,律(⏲)师(shī )(📛)迟(🔤)玉和赵鹏(péng )程找到(dào )关键(jiàn )证据(🍽),洗(xǐ )清刘(🚲)长路罪名,赵鹏(péng )程向(xiàng )(🖍)刘长路坦(tǎn )承是(📞)他举(🏓)报了“走(🔲)火”,却遭到大(🚻)家误解(🐂)。当再次面(miàn )对枪口(❓),赵(zhào )鹏程挡在刘长路面前秒杀罪犯,赵鹏程的“开(kāi )火”打碎了当(🐌)年“哑(💛)火”的精神枷(jiā )(✒)锁,让大家(🛌)理解了他(tā )(🚓)举报“走火”的正确意义(yì ) 。