The girl's knee hit a rock on the road and bled a bit. She looked at the boy with tears in her eyes, "Ouch, it's bleeding. Now I can't ride. What shall I do?" The boy was worried. When he heard the girl's words, which was in a tone full of upsets, he couldn't help but knock on her head. "Hey, it's not the time to think about riding a bike now. Forget about that," the boy said. He took out a band-aid from his pocket and carefully applied it to the girl's knee. "Well, it's for temporary. I'll take you to a hospital to see if there are any injuries," the boy continued. The girl pouted and stretched out her arms, saying, "Well, since I can't ride a bike, I have to ride on your back." The boy smiled with a loving stare and turned around. "Come on then, my little princess," he