The Hidden Demon Lord: The Empress Demands Responsibility

Ning Yechen was once a peerless Demon Lord, unifying the demon realm with his own strength, defeating the celestial realm, and instilling fear across the six realms. Tired of killing, he ultimately chose to quietly retreat to the human world, living as a carefree hermit. Until one night, a female empress from the celestial realm, poisoned with the Harmonious Love toxin, fell to the mortal realm and landed in his room... That night, due to a twist of fate, the skies turned tumultuous, and dragons roared while phoenixes cried... Afterward, the empress quietly left, thinking it was just a fleeting dream. However, ten years later, she returned to him, bringing along a child who claimed to be his daughter!!! She demanded he take responsibility! "She is your daughter, and you must be responsible for both her and me!" Ning Yechen: "(⊙ˍ⊙) Ah...?"