Live Forever and Bury All the Immortal Emperors

(Non-shuangwen + goudao boss + no heroine + no knife) A time traveler set out from a small border town with a big yellow dog presented by the Immortality System, passed through the great eras of emperors, experienced darkness and turmoil, and even the era of emperor fall, and finally saw the birth of a new era... Yu Qiusheng walks around the world with rhubarb, never fights with others, only fishes for profit, and is good at persuading people with virtue. But if you still don't know what to do, then I, Yu Qiusheng, have no choice but to sacrifice my rusty machete...