Former mathematics teacher, Rita Roshchina, is now a full-fledged employee of the Rosehip detective agency. She really likes her work, she likes her colleagues, she likes Gosha - her partner and mentor... But from an ethical point of view, the work of a private detective sometimes raises doubts. And to investigate the murder... yes, searching for the killer is now just a job for Rita, they pay money for it, but how can you understand this - they took a living person and killed him! In general, somehow everything is not too rosy. On the other hand, no one promised an easy life...