Marina Serova is a phenomenon of the modern Russian detective genre. A graduate of the Law Faculty of Moscow State University, she worked in the Prosecutor General's Office. From 1987 to the present – an employee of one of the special services. Participated in combat operations and operational activities. The author of a number of action-packed stories, the total circulation of which exceeds twenty million copies. Private detective Tatyana Ivanova, known throughout Tarasov for her talent in solving the most difficult cases, decided to help new heroes. This time the detective will have to figure out a story that the police were never able to investigate. Eighteen-year-old Liza Frolova, a diligent daughter, one of the best students at the medical university, a quiet and modest girl, one day suddenly disappears. What is this? The rebellion of a good girl who decided to start life according to new rules, going all out? Her mother does not even allow such a thought: something terrible happened to her girl. Lisa's fate can only become clear thanks to the best private detective in Tarasov - Tatyana Ivanova.