An unexpected meeting in the autumn forest turned the pensioner’s whole life upside down. Having gained the ability to walk on the river of time, Dmitry Krutoyarov did not even imagine that in addition to the bonuses of rejuvenation and longevity, a new happy family, he would receive daily hard work as a supply worker in the Neanderthal reserve 40 thousand years before the birth of Christ. And he will have to carry everything from different times with adventures.