Rolf is the main hero and protagonist of Galaxy Fight. He is the rival of Kazuma. Rolf and Kazuma are space fighters that travel through space searching for good battles. Unlike the lonely Kazuma, Rolf is very sociable and had made good friends towards the galaxy. One day, an entity named Felden murdered three of his friends. Now, Rolf travels the galaxy searching for the creature, so he can exact revenge. He is also on a mission to bring Roomi back to her home.