Shikkaku Mon no Saikyou Kenja~ Sekai Saikyou no Kenja ga Sarani Tsuyoku Naru Tameni Tenseishimashita~ - Chapter 282: Strongest Sage, Sees Through Enemys Weakness

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

Where there is light there shall be darkness

Hero? Nahh I'm the demon.

In a world where the demons are looked on as the incarnation of evil, the human-demon war raged on across the whole continent.

The Seraphims, protector of humanity, and the Demon lords who rule across all demonkind. Amidst all the chaos, Simon was reincarnated as the lowest ranking demon noble.

A brutal world where the strong feeds on the weak, eat or be eaten, kill or be killed. A demon far off from humanity….a dream unfulfilled in his previous life will be achieved in this life. Taking on the moniker of Laplace, he destroys all his enemies and rise over them.

Wu Tao, a small mysterious trader, suddenly appears in the city of Jinan and encounters with Yuanbao, a foxy little beggar. Wu Taos identity as a trader is suspected soon, because on the day before he appears, Sun Jicheng, a millionare in Jinan dies a mysterious death, and people finds the dead one is his substitute. Around the countless wealth, confusing identity and the seven mysterious stars in the little beggar, various figures come on stage, starting a magical adventure story.

Arriving in a strange world, Xavier realizes he's born into a family of hunters: Humans who hunt demons, cursed spirits, and various supernatural creatures.Xavier also comes to a realization that apart from espers- humans who awaken their attributes.They are Arcanists- humans who by going through the Arcane Ascension make use of the power of belief- Arcana, to manifest their wills onto the physical world.Not only that, but Transcenders- humans who consume divinity potions at the risk of losing their sanity also exist....And with the resurgence of the pathways.Xavier and his brother, Klaus are born into the Dark Era... an era also known as the Golden Age.Now both armed with a system each. The brothers must do everything in their prowess to put an end to the resurgence of the various evil gods and lunatics that endanger the lives of the normal citizens of the society.Churches of Gods, Prophets, evil gods, seers, oracles, and even angels of the lord can be both allies and enemies in this legendary tale that delves into the peak of mystery, fantasy, mysticism, and Lovecraftian horror!