The Sorcerer's Handbook - Chapter 2: I really am a villain!

Before death Qin Tailong left two magic tools to his son, Qin Dong. In his father’s last words, Qin Dong realized his father had been murdered by Lord Wanpeng, who coveted one of the family magic tools—mystic chaos ring. Bearing the hatred in mind, Qin Dong swore to revenge against his foe. He escaped to the mortal realm temporarily, continued to strengthen his cultivation base and studied the secret hidden in the seals of the ring. While reveling the secret, he found five ladies were the key to the release the seals. Their romantic relationship with Qin Dong was established the moment he was born.

- Description from Novelupdates

A young man plagued by recurring nightmares finds himself visiting a blind fortune teller, who sends him to a world of martial arts that looks a lot like the wuxia stories he used to read.

In the sky of this world, a tome shines every now and then, revealing the hierarchy of mighty beings that seek power amid troubled times. Determined to unravel the mysteries of his involuntary journey and the secrets of the world he has ended up in, he endeavors to ascend the tome’s rankings, all while looking for a path back home.

Official Chinese blurb

Wandering the jianghu with a blade and wine, where beauties’ grace is filling one’s mind.

A youth, saber on his back and wine gourd at the waist, strides forth, yet the jianghu of his heart seems only more elusive;

With each flipped page of the Tome of Troubled Times, decades of nights soaked in rain pass over the jianghu.

As he suddenly turns to look back, he finds that the mortal world has shattered in his wake.

The Eldran Continent is a land filled with many races and monsters.Humans are the official rulers, yet they are surrounded by powerful enemies. Fortunately, if a human reaches the age of 18, they might awaken a profession and gain great combat power.Allen Walker was an orphan from the slums, yet he awakened the SSS-rank profession,The Heaven-Cursed.Users of The Heaven-Cursed can only cast Forbidden Spells, but using them costs their own life.No The Heaven-Cursed user in the Eldran Continent has ever lived past 30. But Allen seems to have infinite life.If The Heaven-Cursed costs life? Let's just add one million years to it.And so, a madman no one dared to mess with was born on the continent.A local thug cried, “Boss, I just stole a piece of bread. Wasn't it a small thing? Why use a Forbidden Spell on me?”A Vampire Prince bowed. “Lord Allen, may I have just a drop of your blood? In return, I'll give you my daughter in marriage.”The Dragon Realm pleaded, “My lord, take all the gold in my treasure hoard. Please stop using Forbidden Spells on me!”The Demon King shouted, “Are you crazy? Using Forbidden Spells like that will kill you! You'll die if you keep this up!”...Ten years later, Allen finally turned thirty.All the races of the Eldran Continent threw all-night parties in celebration.A Great Dragon roared, “It's been ten years! Do you know how I survived these ten years? That jerk is finally dead!”The Demon King cheered, “Today, we attack the human world to celebrate!”The Light Pope laughed, “Now, who dares to defy me?”Just as all the races became reckless and thought nothing was off-limits, they froze in terror. Allen was still alive.Thirty more years passed, and Allen was still alive.Three hundred years later, Allen used his Forbidden Spells like basic attacks.Three thousand years later, the continent was unified, and all races paid their respects.The Demon King knelt respectfully on the ground and asked the question on everyone's mind,“My Lord, are you truly immortal?”

The Immortal Path led to Longevity and Sovereign was heading in ease. When the Longevity was no longer in ease, all living beings were just prisoners. Conspiracy, internal strife, and the invasion of the others, all of it emerged together. 

In such a world, there was such a young man. He made his way upstream, stepping on blood, defying the emperor, destroying the various kings, and slaughtering his way through the hundred clans to form an Immortal Path towards the throne of Sovereign! The Immortal Path was endless, while the Sovereign was limited. He used his blood to forge his immortal legend.

- Description from Novelupdates