One is a military officer and the other is a reporter! In a city, his relationship with her stems from the meeting of the elders. They met each other when they were three years old and when they were five years old. When she was sad, he secretly took her to the theater: she felt lonely When he abandoned him, he took her to cook and eat; when he was nine years old, he took her to school; when he was thirteen years old, foreign enemies invaded China, and he went to serve as a soldier in order to keep her city. For six years, he Killed the enemy with blood on the battlefield. At the age of nineteen, he returned with glory and became the youngest colonel, just to defend the city for her. When he returned, in this city full of their past memories, there will be another incident between them What, will he love her as much as she thinks, will she be as willing to make a soft armor to protect and warm his heart as he thinks, they don't know what will happen in the future, but they don't want to give up on being with each other She believes that he is her destiny and she is his girl. This is a story full of secret love and protection.