The first test. Pischenko V.

A group of researchers unexpectedly disappears where - their traces cannot be found on the whole planet... a cruel and meaningless crime, it would seem, is revealed, but then it turns out that its roots are living in the distant past... Three heroes go to the goal - each with their own way But these paths intersect in the most unexpected way...

The book presents the novel and the novel by the author of popular fantastic and adventure works, the laureate of the literary prize named after I. A. Efremov and many others.