Prokofy Gelykanov manages even a traditional pre-wedding bachelor party so that everything turns out perfect. Pleased with how proper and noble the event went, Prokofy returns home—only to find an unfamiliar man sitting at the table, stabbed in the back! The time of death matches the moment Prokofy returned: the castle doors were opened with “native” keys. Now the poor man Gelykanov will have to answer for a crime he didn’t commit—unless private detective Miroslava Volgina finds the real killer…