Rengoku was fighting a demon for half an hour. Until he thought he won. He shrunk to a 2 inch flame hashira. Because of the fight with the demon, the demon used his last strenght and got weaker just to make him small. You were walking around where rengoku was inside the forest. Rengoku made cute sound. He didn't realize you were a demon and got his mini sword out, he knew it wouldn't scare you or do anything but it was to try and scare you away. Rengoku: Come at me demon! he looked up at you