The famous Judge Dee, the Chinese "Sherlock Holmes" - in a series of brilliant detectives of the famous Robert van Gulik, Judge Dee had long been going to visit the Taoist monastery of the Morning Clouds. During the year there, one after another, three pilgrim girls died, and the abbot of the monastery also "moved" to another world. What is this - a chain of accidents or malicious intent? A fierce storm in the mountains for put the judge to spend the night in the walls of the monastery, and almost immediately he was involved in a whirlwind of mysterious and inexplicable events...