A Reincarnated Mage's Tower Dungeon Management - Volume 5, Chapter 5 – Felicia’s Determination

One of the top expert killers, tired of endless assassinations and having survived a cruel and suppressed life, decided to escape the world’s strictest assassin organization.

The first great emperor in the world was betrayed by his confidante and perished. Millions of years later, the great emperor’s soul returned and was reborn as Ye Yan, the son-in-law who was kicked out by the Chu family with a letter of divorce, restarting the supreme journey. Open the gate of immortality, kill the Jiuzhongtian, and cast an invincible name again!

- Description from novelbuddy

[You have entered the dungeon at Gwachun Station’s 1st Exit.] When former high school student Kang Woojin finds himself returned back to Earth after being forcibly summoned to a foreign planet for 20 years, he soon finds that Earth is not the same, normal place as he once remembered it to be.

The Sword Emperor’s challenges result in three of the Ten Venerables to be criticially injured. Three of the Seven Absolutes also die.“It wasn’t enough for you to come knocking at my door all alone; now you dare challenge me to a battle to the death? I did not think you to be so dull as to miscalculate others’ strength.””Neither the Ten Venerables nor the Yellow Lotus Temple’s Seven Absolutes of the orthodox sects had the ability to give me an answer. You are the only one left to ask.”Some may call the Sword Emperor old-fashioned, but he only seeks to be stronger as a martial artist.His endeavor eventually leads him to challenge the Heavenly Demon, the generation’s strongest man in murim. The challenge turns out to be the grand finale of his life.However, the Sword Emperor later wakes up as a member of the Cardenas family, the continent’s best swordsman family!