About the book: 1990 / Aerobics trainer Zhanna lives alone and is friends with Sonya Rozovskaya, also lonely and defenseless. Once Sonya was attacked at the entrance and almost strangled. The police simply don’t want to help, and meanwhile the man who attacked Sonya continues to pursue Rozovskaya. Jeanne, feeling responsible for her friend and other defenseless women, in a fit of indignation decides to sell her soul to the devil in exchange for justice. Here the beautiful demon Zelial appears to her and invites Zhanna to the Sabbath..