The gifted Lihua was struck by lightning and returned to the Northern Song Dynasty. She became a disciple of a strange old man who was said to be extremely powerful. She learned a strange poisonous skill that was said to be invincible in the world. However, she had to walk around the world with two evil stars, one hot and one cold, and solved strange cases repeatedly. Zhan Xiaomao, what are you doing with such a beautiful smile? Your face turned black when you didn't see the white mouse?