The heroine, Lu Yusheng, is a little fairy maiden from the Heavenly Realm's Hall of Divine Punishments, sent down to the mortal world to undergo a tribulation. Her good friend Gu Yan, worried about her, accompanies her. In the mortal world, she meets Shen Tinglan, the Lord of Divine Punishments, who has been banished from the Heavenly Realm. Having violated the rules of the immortal realm, he was sent down to undergo the Tribulation of Ruthlessness. She dares not acknowledge him, because she was the one who judged the wrongful case that led to his banishment. One must sever their feelings, while the other must fall in love.