By the law of spite, private detective Tatyana Ivanova can’t even get rest on vacation… On the day she arrived at a seaside campground, she became friends with the newlyweds Valeria and Valery and spent the evening with them at a barbecue place. Late at night, Valeria ran to her and told her that her husband was missing. The next day, Tatyana decided to go to Sochi for shopping, but on the way a police patrol stopped her and accused her of murder. The main piece of evidence is Tatyana’s notebook, found next to the corpse on the campground grounds…