Junior researcher at the Research Institute Alexey Vetrov is looking for the disappeared researcher-inventor Andrei Losev. In the apartment that the scientist rented, Alexey notices traces of a search and learns that all the computers with Losev’s unique developments have disappeared. Moreover, it turned out that Losev’s special algorithms, recently sent to scientists on the institute’s server, and whose cost abroad was extremely high, had disappeared without a trace. Research institute employees who behave too strangely come under Vetrov’s suspicion...