About the book: 2017 / An experiment in exchanging minds between people ends in disaster: green lightning from a thundercloud strikes the installation. The test subject, former marine Ilya Streltsov, sees its monstrous flash and... comes to consciousness on board a 16th-century carrack, foaming waves of the Atlantic Ocean. But the marine woke up in the body of the young boyar Ilya Voinov, the commander of the squad of the small Russian prince, who had died from a strike of the same green lightning. And the prince is heading to Argentina. For permanent residence…