Alice Kharkova, the secretary of the owner of a large advertising agency, was perplexed: at work she was haunted by various minor troubles, the number of which had become simply threatening. There was practically no one to trust the girl. If not for a happy accident, she would never have met the famous private detective Tatyana Ivanova. She advised Alice to temporarily leave the city and rest. But the next day, a story appears in the crime news about the death of the young and beautiful Alisa Kharkova, who died at her workplace from an unknown poison... Now for Tanya it is a matter of honor to find the girl’s killer, even if she has to go to the ends of the earth to do this...