Eternal Life, Burying the Immortal Emperors

(Not a wish-fulfillment story + master of survival + no female lead + no tragic twists) A transmigrator sets out from a remote frontier town with the big yellow dog gifted by the Longevity System. He passes through the Great Age of Emperors, endures dark upheavals and even the Age of the Fallen Emperor, and finally witnesses the birth of a new era… Yu Qiusheng and Big Yellow wander the world, never picking fights with anyone and always letting others do the hard work before he reaps the rewards. He believes in winning people over with virtue. But if you still refuse to see reason, then I, Yu Qiusheng, will have no choice but to bring out my rusty, oversized cleaver…