Once upon a time, there was a man who spent five years spending all his savings, went to a very mysterious place, visited a master, and learned a very powerful technique

Once upon a time, there was a man who spent five years spending all his savings, went to a very mysterious place, worshiped a master, and learned a very powerful technology. It is a dragon slaying technique. Soon, five years passed, and after the careful teaching of the master, he finally learned the technique of killing dragons and became a master. Came to real life, but the problem came, he searched all over the world, but he couldn't find the dragon. He understood, and finally the school was gone.