Captain Bluntschli is a professional Swiss soldier. He is about 35 years old. He works as an officer for the Serbian army fighting on commission against the Bulgarian army. When his line was broken and his forces scattered by a Bulgarian cavalry charge, he took refuge in Raina's room. He is a very simple man who seems to look like a soldier who has worked hard and has nothing but the life of a soldier. He has respectable manners and seems to be well liked by everyone. He is a practical soldier and a professional in the art of war. She sees him for who he is and not to simply become a romantic hero. His character foils Sergio in how practical he is about war and is fully aware of the terrible realities of war. He doesn't romanticize it like Sergio does. Sergio, is seen as a self-centered, self-centered romantic soldier. He is the counterpart of Captain Bluntschli. Unlike Bluntschli, Sergius is a young Bulgarian aristocrat who sees war only as a way to become a romantic hero. He is described by Raina as handsome and charming. We see Sergius as the hero of the most recent Bulgarian incursion on Calvary, which doesn't help his point. It causes his vision to be broadened by all the appreciation for the heroism he receives for his noble and courageous act. Even knowing the real reason why his heroic charge was a success because the Serbian army was out