Introduction to the TV series "Opponent" plot: This is a grand war epic with a strong sense of humanism, thrilling and exciting, set between the First World War and the Second World War. It does not simply tell war stories based on war materials, but focuses on the choice of humanistic and value views in the war. In the twists and turns of characters' fates and the thrilling battles between opponents, it highlights the sacrifice and greatness of adhering to the correct human values, as well as the distortion and pain in the unjust cause.