As a dragon princess with a noble status, she fell in love with him. Later, she changed and gave up everything for him. The result of giving up for him was that there was no reward. When her identity was exposed and abandoned by everyone, she stayed by his side. When confusion hit him, he thought he was in love with someone, but he was not. She left, and the throbbing deep in his heart resounded. He went to find her, searching thousands of mountains and traversing thousands of rivers. After finding the ending, is she still the same as before? Is it cause and effect or cycle, is it good or bad? . . .