C172

Who is your boyfriend?

After chatting for a while, the man got up and said, "Grandpa, I have to go. Don't worry, the matter is settled. I'll be back, and I'll still be me. If I fail, then you really can treat me as dead."

After the man said this, he jumped out of the window and disappeared. Old Man Mu looked at the window and stood there silently.

He believed that his grandson would succeed