Who Designed This Underworld Dungeon? - Chapter 377 - 277: Please Keep the Flame Alive in the Darkness

A striking man of mysterious origin and peerless talent, he looks back at the world, in all its entirety, with utter disdain. And yet, in the treacherous and unpredictable ultimate formation of the Boundless Secular World, he guards a breathtaking ancient qin with broken strings, waiting silently for the destined one to arrive!

Before getting married, Shen Xi knew that her fiancee had a girl he was secretly in love with for years.
After the divorce, she found out that the girl was her.

Before getting married, Shen Xi knew that there was going to be no love in her marriage.
After the divorce, she found that her ex-husband had married for love.

Before their marriage, her husband had a lot of money.
After the divorce, her ex-husband went bankrupt paying for the huge alimony.

Then, Shen Xi was reborn to the day of their marriage.
Shen Xi would just like to ask, would it kill you to say ‘I like you’??

- Description from Novelupdates

In a morgue filled with the bodies of Uchiha clan members, he opened his eyes...A mysterious voice echoed in his ears...With a bewildered expression, he muttered, “Save the Shinobi world? What does that have to do with me, a mere Uchiha survivor?”

Humanity’s first 8th Class Mage.

Betrayed, he traveled back 30 years into the past.

The story follows Ian Page, archmage and the first man to break through the 6th class, then through the 7th and become the most powerful mage, an 8th class mage.

After a lifetime of war and killing, the continent was finally unified thanks to his efforts. Now, old, his wish is to live the rest of his life in peace and try to find salvation for all the blood he spilled. However, his old friend, maddened by paranoia, couldn’t tolerate someone so powerful, so he betrayed Ian and killed him.

In his last breath, he cast a time magic that allowed him to travel back to when he was a young boy. With all the knowledge he previously had, he decided to do things better so he could end with less regrets.