The Strongest Wizard Becomes a Countryside Guardsman After Taking an Arrow to the Knee - Chapter 30 - Warrior Luka and Old Man Wizard

In her previous life, Gu Tong was blind to people's true natures, and died unjustly, becoming the number one venomous woman scorned by all.After her rebirth, Gu Tong tore apart her cousin with her bare hands, shattered the mistress on her chest, and stewed the scum in an iron pot, becoming the first Doctor who brought aid to the world; none who owed her could escape.Her happy and perfect new life officially began, and Gu Tong shouted her loud slogan, “Kiss, hug, lift high, husband, let's have a baby, oh yeah.”

The main character Lei Yu does not have the ability to practice his family’s martial arts. He gets stepped on and tossed around. Due to certain reasons, he leaves the family, coincidentally gains an ability, and makes his own path to becoming an immortal.

- Description from Novelupdates

At first, when he learned that he was forced to go to many different routine worlds and be reborn into all kinds of cannon fodder, he was against it.

The Republic of San Magnolia.