在阴暗的夜里，密探悄然潜入敌营，传递着国之重任的秘密情报。哔哩哔哩官网

　　Based on a true story. A renegade Moscow detective, Ivanov defies government pressure and investigates the assassination of a maverick war reporter. However, he becomes embroiled in a web of counter espionage involving chemical warfare, an untraceable gun,an overdue library book, a disappeared daughter and the assassination of the Russian president.