Inga had long been looking forward to the opening of an international jewelry exhibition with trembling excitement. When else would a divorced woman get the chance to enjoy the sparkle of expensive jewelry and exquisite treasures? At the exhibition, a handsome man approached her—introducing himself as Kirill, a representative of one of the jewelry companies. He presented her with an exquisite ring with a rare stone and invited her to dinner. A few days later, Inga was accused of murdering this very Kirill, who turned out to be Mikhail— a well-known matchmaker swindler and fraudster. Meanwhile, the expensive ring from faraway Tanzania vanished from Inga’s apartment in the most mysterious way…