A high school boy picked up a demon bird, but it was thought to be an ordinary bird. After graduating from high school, he finally understood that if he loved her, he would give her freedom, so he let the pet bird fly in his heart. Little did he know that the other person had already fallen in love with him. A few years later, the demon bird came back to find him, only to find that he had become a Taoist priest. She was scared, but she still lost to love and returned to the boy as a girl...