My Mr. Song is extremely protective ( Machine Translation ) - Chapter 2589 - 2669, Secret Realm 14

Pain, Pain, Go Away is a novel by Sugaru Miaki, also known as Fafoo, author of Starting Over and Three Days of Happiness. Unlike Miaki’s previous two books, Pain, Pain, Go Away is not a rewrite of any story posted to 2ch, but an entirely original one.

The plot involves a young man who becomes a killer (by accident) – but his victim has the power of “postponement,” temporarily delaying her death.

Yo, Hi! I’m Frank, I made a deal with a demon to pay me some money for receiving a guest for a few days every week.
I had no idea about what I have done.
On May 1st, Conan ‘the God of Death’ came to my house. I was forced to let him in and we get involved in a criminal case.
On May 8th, Bruce Wayne ‘Batman’ came to me. I was forced to follow him to fight crime.
On May 16th, Hannibal Lecter, The Silence of the Lambs, came to my home. I can only say that I really can’t stand my guests.

- Description from Novelupdates

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.

Floods, torrential rains, extreme cold, heatwaves, hail, earthquakes, polar nights and polar days… Overnight, the world transformed immensely as numerous natural disasters swept across it.Gu Yan knew, who struggled alone in the post-apocalyptic world for ten years, finally met her end alongside her enemies.Upon opening her eyes again, Gu Yan knew with her space ability replanted herself back three months before the apocalypse.Her younger brother had not yet been washed away by a sudden flood, and her boyfriend had not been frozen to death by his cousin in extreme coldness.With her soon-to-be useless company, she tricked her cousin's family out of billions, and Gu Yan knew started her delightful stockpiling life.From pearl milk tea and instant noodles, hot pots and rice with big plate chicken,To things that fly and swim,Whether for eating, drinking, playing, or using,All that can be thought of and not, she arranged everything.Whether it could be of use or not, stockpiling was the key!