The_Sinner_of_Time

A war veteran from Earth, succumbing to concealed injuries, dies in his home and is reincarnated in a high-level magic world where mages compete for truth and immortality. Accompanying him is a powerful system that grants him access to a multiversal shop, allowing him to acquire scrolls, treasures, and the secrets of existence. In this new world, Samael must ascend the magical hierarchy, battling across other universes and ultimately confronting the very essence of existential threat.

There lay a vast world, akin to a concealed mirage, awaiting exploration. A man, armed with his understanding of lines and patterns, endeavours to quench his insatiable curiosity within this boundless desert. Join us on his journey and discover whether he succeeds in satisfying his thirst or succumbs to the allure of the mirage."

A man consumed by his obsession for his lover ended up losing everything - his wealth, his lover, and finally himself. He was powerless against his fate and could only watch helplessly as destiny took his lover away with cancer. Devastated, he took his own life. However, he was given a second chance. He reincarnated in a new world of cultivation, where one could become the master of their own destiny. Follow his journey as he learns to face and overcome the challenges of destiny, determined not to let it control him again.

I love Hentai and single mothers.

In the modern world, Dravid is transmigrated into another world, assuming the body of a defected magic academy student named Samael. He is bestowed with a system that enables him to level up, and as he gains the affection of more and more girls, he strives to expand his harem, thereby increasing his power. Observe as he endeavors to entice girls into his harem and enhance his abilities.