4月1日的钴60

In the 1960s, Anton Andreevich Sidorov, a young man with genius talent, lived in the Soviet Union. He loved science and alchemy. He might be a believer or a researcher. He was so lonely that he planned a feast for only himself. The only person present was Anton Andreevich Sidorov...

Real event: On April 1, 1975, in the Moscow Metro, a train that was supposed to enter the station according to convention never appeared again. An entire train that was running completely disappeared without a trace. This was once an unsolved mystery legend, but it was just a joke rumor on April 1.