ABO article, they met each other because of a fight between brothers, because each other's fighting skills were impressive. Later, fate made them meet again. They were in the same class and had some accidents during military training. The two people's pheromones matched to a high degree. This time the pheromone fusion caused the two to be admitted to the hospital, and the relationship between the two became harmonious until the music festival in the second year of high school...
Intention: Don't miss the person who truly loves you.