About the book: 2003 / Moscow, 1911. A staunch feminist and amateur detective, Elena Horvatova never misses an opportunity to once again prove the superiority of a woman's character over a man's. Having begun to investigate the disappearance of her ward, an employee of a military-industrial company, she finds herself at the center of the struggle between Russian and German intelligence services. Every day adds new mysteries, and yet Lelya Khorvatova would have ceased to respect herself if she had not exposed the resident hiding under the most unexpected mask…