She has lived in the underworld for thousands of years, and got a chance to be reborn after winning the Yang Dan in a lottery drawn by the underworld.
But by accident, he was reborn in the body of a good-for-nothing whose father didn't care for his mother.
He was the leader of the Five Emperors and Four Sovereigns, the only one in the world, but he accepted a loser as his apprentice.
She thought her life would be involved as his disciple, but little did she know that he only accepted her as his disciple to avoid disaster.
But, is it really just to avoid disaster?
…
Gusu Bai told Ao Yun, "I want to live and keep that promise."
Ao Yun was deeply hurt when he was uninformed.
And Yang Shi, who stole into reincarnation, told her, "It's worth exchanging my soul for three years of being with you."