The death of John Kennedy, the thirty-fifth president of the United States, became a turning point in world history. His murder remains unsolved to this day, although Oswald Lee Harvey was officially accused of it. However, it was later established that two people shot, and the identity of the second sniper is still unknown... Marusya Gromova, after breaking up with her loved one, thought that her life was over. But work in the campaign headquarters of the city mayor distracted her from her worries, as did the diary of the Kennedy assassin found in her grandmother’s hiding place. Where did the humble translator get such an important document? Marusya decided to find out the details from her grandmother’s old friend, but she didn’t have time - she suspiciously died suddenly. And Marusa simply needs to find out what really happened in Dallas in the fall of 1963, because the young politician on whose headquarters she works is very similar to John Kennedy and, it seems, can repeat his fate...