MTL - Kar98K Upon Touchdown! - ~ About this book and add more questions.

Despite being the ruler of a nation, nobody was willing to marry the vicious man with a bloodlust.

Before his death, he was the only sword cultivator in the whole world, who dedicated his entire life to the path of sword immortality.

When he opened his eyes again, the world had completely changed. He began to cultivate the path of sword immortality again, slaying the heavenly way, shattering the universe with his will, and achieving the realm of sword immortality!

- Description from Novelupdates

[First monster slain. Special rune obtained. Level 2 has been reached.]

She was a medical expert, talented and beautiful. She was reborn as his little wife. Her in-laws did not like her, her husband did not love her, and she was as timid as a mouse. She was weak and easy to bully.