At Luoying Cliff in Qilian Mountain, poor hunter Zhao Lao'er caught a talking snow fox; three drops of blood for three spirit mushrooms, and a fingernail's size was worth a fine horse. He made an oath, yet broke his word! The forcibly taken blood carried resentment, and half a month after the grown spirit mushrooms were sold, the buyer of the spirit mushroom powder died mysteriously. The night the bailiff kicked open the door, he was filled with regret!