MTL - Black Clover: Runaway Asta - Chapter 190

Yun Woo is the youngest author in history to enter the literature world. His debut work was a massive hit but this success was short lived for the unprepared.

A good-for-nothing man married a beautiful girl but was kicked off the bed on the wedding night. Furiously, he wrote a bill of divorce and ran away.
He was schemed a car accident in which he nearly lost his life. However, it turned out to be a blessing. He swallowed the soul that passed through the outer world, thus obtained superb medical skills and martial arts.
Later on, with the silver needles and invincible martial arts, he embarked on the road of counterattacks and was committed to his great dreams.

- Description from Novelupdates

Ye Hao’s life underwent a transformation with just a drop of God’s Blood. Full marks, lottery ticket, basketball genius, or swimmer? No, I am now all-powerful. The stunning school beauty confessed her feelings to me. The formidable female CEO turned out to be my affectionate big sister. The adorable little Loli wanted me as her beloved big brother.