A newly graduated college student came to the army that he had long admired with his youthful dreams. A different life, a different experience. From campus to the army, he experienced transformations one after another. First, physically, after several months of training, he changed from a scholar with no strength to his strength to a soldier of the People's Liberation Army; then, he found that in just a few months, he had withstood the training and became braver and stronger. However, this is not the most important thing. He gradually discovered that he fell in love with his comrade, his brother. The strong pressure in his heart troubled him, and finally, he took the first step.