MTL - Dianxia Qingcheng - Chapter 10 Don't you mean it doesn't hurt?

One of the few self-cultivator who exist in this modern world; due to an unfortunate event, completely destroyed his body in an explosion. Using all his effort to save his primordial spirit, he ended up in an strange magical world and had to start all over again. From a fallen aristocrat to the Warlord of Chaos, this can no longer be summarise as legendary; this is the life of the God of War.

Corporate slave Alexander dies with only one regret—not finishing the fantasy novel in his hands. Fate has a twisted sense of humor when he awakens as Alexander Flamingo, the perverted villain destined to be expelled and killed in that very story!Armed with complete knowledge of the original plot and a mischievous “Harem King System,” Alexander plans to rewrite his fate. No longer the one-dimensional pervert of the novel, he'll use his future knowledge to manipulate heroes, seduce heroines, and rise from disposable villain to the true mastermind of this world.The system grants him power through every relationship he builds—but can this calculating reincarnator use his second chance to avoid his predetermined death and become the ultimate Harem King? One thing's certain: this story won't follow the original script.

Jiang Xichu was Chen Man’s secretary for many years. There was an inevitable dispute in the workplace. On this day, she just had a big fight with Chen Man. Before she passed away, she was stabbed to death by a psychopath who retaliated against society. Not long after her death, Jiang Xichu learned from the civil servants of the underworld that Chen Man didn’t feel guilty and had embezzled her well-deserved salary. Even her funeral was held casually, her colleagues weren’t able to attend and give their condolences. She goes back into the world full of anger and was ready to frighten the heartless woman, Chen Man. When she arrived at Chen Man’s bedroom, she saw Chen Man held an urn full of her ashes, while slowly looking at her pictures when she was alive while looking haggard.

A year later, Chen Man also died. The cause of death: suicide caused by severe depression. Jiang Xichu left Chen Man’s home with a complicated mood. She wanted to go back to the underworld and ask Chen Man about it. However, after stepping out of the home, she was reborn again.

Once again in the world, general manager Chen made her breathless.

Jiang Xichu: …

You little actress girl, you play your two faces very smoothly!

- Description from Novelupdates

What would happen when someone from our world was suddenly reborn into the world of My Hero Academia with a Gacha System that rewards him with abilities, techniques, and skills from Jujutsu Kaisen? Grand epic fights and crazy shenanigans as he goes through the story to cause chaos and change the world to his liking.