In the small town of Wuan, in Hebei Province in northern China, stands the Dinghui Temple. Here is kept something amazing - a gilded mummy of the Buddhist master Qi Xian, which is more than a thousand years old. The mummy itself was discovered in the 1970s.

Among the many stories of disappearances, the most unusual are those in which people who disappear, literally to nowhere, suddenly reappear. Sometimes many kilometers away from their former location, and almost always with bizarre, albeit vague, accounts of their mysterious journeys. But there are times when people don't remember anything at all and can't give exactly any details.

Ivan Milat killed tourists who came to Australia to admire the beautiful nature. In 1994, when he was 50 years old, he was arrested and tried for 7 murders. However, for more than 30 years his case remains a huge painful mystery.

The story is about lethargy. Apart from this girl who slept for 20 years, there was one more such case in the USSR - officially documented. There were also a lot of terrible rumors, for example, about the writer Gogol who fell into a lethargic sleep and woke up in the grave and so on.