A Hundred Times Time System, One Day for the Outside World, I Can Cultivate for a Hundred Days

A young man from the Apocalypse Continent, who was ridiculed by everyone, became the useless young patriarch of the Shen family. After awakening to the hundred-fold time system, others practiced for a year, and he has practiced for a hundred years. But in this world, demons and monsters are rampant, and even survival is a problem for ordinary people. Saving the common people and saving the world seems to be his final destination after traveling through time!