My Time Can Be Exchanged for Money, Starting with One Trillion

I accidentally got a time store, where I can buy and sell time and buy life span. In order to live a few more years, rich people are willing to spend hundreds of millions of their wealth to buy one year of life; In order to stay young forever, beautiful women are willing to sacrifice everything in order to stay in time. I grew up as a poor boy, relying on trading time, Become the richest man in the world step by step. Don't fight for hegemony, don't show off, don't cause trouble, Make enough money to retire and lie down, eat, drink, have fun, and travel around the world. From now on, life is only about enjoyment and no worries. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.