One Piece: Don't Worry, I'm a Doctor - Chapter 134: Kill! Kill! Kill!

Xin Yun, a sarcastic young man, traveled to an unknown world by chance, but lost his chance to become the strongest because of his obsession with women... or sex. In a collision of the powers of nine powerful men, an incredible thing happened. Xin Yun was reborn back to the time when he traveled to the Isekai world. A fantasy journey is about to begin... [The comic adapted from this novel is popular all over the world]

This world is sick; both Immortals and mortals suffer from a stubborn ailment known as Longevity.Under the influence of Immortality, various Cultivation Techniques evolve rapidly in grotesque and inexplicable directions.[Fetal Period: A baby is born with shriveled, powerless limbs.][Childhood: After 20 years, the Internal Organs completely decay.][Weak Crown Period: At 50 years, the flesh dries and withers.][Thirty Years Old Stage: After 100 years, the blood runs dry and gives birth to mutations.]I am an Immortal Seeker, and also one seeking survival.

This novel is also known as Long Live the Mad Wife!

Daughter of the Feng Family, born a waste. Forced to marry a fool in an attempt to expel evil influences. When the first killer from the 21st century possessed this body, the sky and the earth surged. She was indifferent and cold-hearted but she let her guard down around him alone. She thought he was a pleasant sheep but didn’t expect him to be a gray wolf in disguise!

- Description from Novelupdates

The Spirit Network, known as【Deep Sea】 connected five continents as human civilization surged forward; yet, they were oblivious to the impending eternal night. With the Extraordinary Awakening, the edifice was about to collapse. Flesh is weak and pitiful, how could one ascend? The story began when Gu Shen, an ordinary youth, received a ruler that bore the truth. He peeled back the corner of this extraordinary world, becoming the largest moth among the thousands that dashed into the flames. If winter is coming, I will climb against the steps, overturn the thrones of kings, shatter the crowns of falsehood, destroy the scepters of injustice. I will become humanity's last, Bright Barrier.