They were originally childhood sweethearts, and they had a hard and ups and downs journey, from friendship to love. They originally thought that they could stay together for a lifetime, but unexpected changes occurred, and the enemy attacked and separated the two. From then on, the yin and yang were separated. In the end, the prosperous times are still there, the country is still the same, and the old friends... Will never meet again.
Purpose: The righteousness of family and country is far more important than small feelings and love