The strongest earthquake in Tokyo turned out to be fatal for a Russian student working under a contract at a Japanese bank. After a blow to the head, his consciousness travels to the year 1538, into the body of the son of a Japanese daimyo (prince). From the very beginning, the main character found himself in a hopeless situation: his father was killed by samurai of a rival clan, his uncle is going to seize power in the provinces belonging to the house of Satomi, there are enemy troops on the borders of the domain, the Jesuits are weaving intrigues, the famous shinobi spy named Hanzo is active in the heir’s retinue... What will happen to a simple Russian guy in the Land of the Rising Sun, cherry blossoms and treacherous ninjas? Will the pampered and pampered white collar worker survive the brutal era of the Warring States?