剧情：李钟硕将出演新电影《分贝》， 该片是一部动作片，讲述一年前因潜水艇事件在市中心发生恐怖袭击后，副舰长、记者、军事安保支援司令部等主要人物阻止其发生的事件，预计今年春天开拍。 Don't make a noise otherwise the bomb will go off. Former lieutenant commander Do yeong (Kim Rae-won) suffers from PTSD caused by the hellish submarine accident in which he lost his colleagues. Even though he is revered as a national hero, he feels guilty and tormented by his own family estrangement. One day, Do-yeong receives a cryptic phone call from a mysterious person, threatening he'll blow up a football stadium with improvised explosives triggered by a certain decibel. In the nick of time, Do-yeong saves innocent lives but the terrorist remains intent on inflicting further casualties, including Do-yeong's wife and daughter. Now he must race against the clock to track the terrorist down and save his family as well as other people. Amid this impossible task, the unforeseen consequences of a secret he left buried in the deep sea resurfaces.