Three adults from modern Russia, accidentally caught in the temporal beam of a time machine, end up in the USSR—in their own fourteen-year-old bodies. How can you find the person who sent them to 1977 and could send them back to the future? The trio takes on the investigation, during which they encounter numerous mysteries and dangerous obstacles. Help comes from trusted friends, new acquaintances, and also suspicious individuals—and even the all-powerful KGB. But so much will happen during the years of waiting… Will they be able to return, and will they even want to?