Engines roaring and whining, the go-gangers move their cycles into a battle line that crosses the end of the block. They have seen the warning of the kobun and they answer it with the threat of combat. They leave Machiko no choice. She cannot summon police, nor merely turn and leave. The threat of the gangers must be met. Nagato Combine must stand firm in the face of battle or it will be perceived as weak, and all manner of violent elements will be encouraged to strike.