Grandpa's Iron Fist: From Deadbeat Dad to Immortal Protector

At fifty-nine, Li Yi is frail, abandoned by his worthless son, and left to shield his granddaughter from a world torn apart by chaos. But when he awakens a heaven-defying destiny—where pushing his body to its absolute limits skyrockets his martial prowess—everything changes. Even on death's doorstep, he begins an unstoppable ascent! Across realms and millennia, he hunts down the Emperor of the Extreme Realm, his fists shattering Imperial Weapons, his body harder than divine artifacts. The Emperor, bruised and broken, can only scream one question: "Who are you?!" Li Yi's answer echoes through t…