Don’t Pick Up Boyfriends From the Trash Bin - Chapter Ch22.2 - Genius Cannonfodder's Counterattack Record (22.2)

At age 23, Liam Sanders had tasted everything life had to throw at him. As an orphan at birth and a victim of the system, he lived his life believing that he was just an ordinary person. His life was filled with misery, but there was one ray of hope in his life- his girlfriend.That lasted until he found her cheating on him in the middle of his apartment with his best friend. Feeling betrayed, Liam sought to end it all by taking his life, and just as planned, he got hit by the truck in the middle of the busy street.It should have been Liam’s end, but for some reason, he survived and woke up three days after in a hospital with no injuries and a whole new set of memories in his mind.And that is how he became the Immortal Warlock in the Modern World.He was oppressed once, and now, it is time for Liam to oppress everyone in the world.

A river song, triggered a legend of the rivers and lakes.
Tian Zun’s life motto: “My sword is the truth.”
Shen Lang’s life motto: “To serve people with morality, those who are dissatisfied are dead.”

- Description from uukanshu (translated)

The strongest Demon Lord dies, and reincarnates as a human. Not only that, he because of various incidents turns into the hero’s best friend.

Follow his journey as he tries to help the hero escape his fate, and on the sideline to conquer the continent while he’s at it.

Lin Tianlong, 19 years old, a polytechnic school graduate. With mastery and control over electrical energy, he displays his unparalleled sagely medical skills, accepting the hearts of beauties on the side. Starting by helping his sister-in-law’s small clinic which was on the brink of closing down rise from the dead, he then proceeds to bring prosperity to a private hospital previously in a business slump. Socializing among the officials from the sectors of politics, commerce, law, literature, education, and health in Flame City, he’s drawn into the power struggle between the officials. Businesswomen, doctors, and nurses, attractive policewomen, teachers, pretty loli girls, charming married women, mature beauties – all of them fall to his clutches as he establishes his business empire and a harem of beautiful women.

- Description from Novelupdates