Invincible - Chapter 3734: Location of the Black Nether King

I’m in a secret, bad romance with a love dependent student—「Having a secret meeting with a student one is in charge of at school… Isn’t it exciting?」The special relationship with Kirihara that no one can know about began when I took up my post at Mori Kawara High School as a teacher.At school, she’s the serious student council president who has earned a lot of trust from other teachers, but when it’s just the two of us, she becomes mischievous, clingy, and jealous.On weekends, I cook meals at her place, play games together, and pamper her as if we were lovers.Unable to reject her because she knows my weakness, and despite knowing it’s wrong, we continue to pile up secrets little by little every day…「Sensei, my feelings of liking you have grown very strong.」As Kirihara openly confronts me with her feelings, the emotions I’ve been holding back grow even stronger.Even though it would all be over if it were exposed, that sense of immorality ironically only accelerates things further—

A young boy named Bai Wu was saved and adopted by a thirty-something police sergeant named Xu Lan. It was love at first sight for Bai Wu, and once he started getting older, his heart yearned for a taste of the forbidden fruit – the romantic love of his adoptive father. The question is, will Xu Lan ever reciprocate? With deranged serial killers, parallel dimensions, time warps, dragons, and a bit of ancient black magic, Bai Wu and Xu Lan are caught in a series of crazy adventures while discovering what they truly mean to each other. This is a story of lust and madness!

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

Su Changqing reincarnated into a fantasy world, directly starting with a heavenly advantage, being born into a Great Emperor family.His father is Su's contemporary family head at the quasi-emperor peak, his mother is the sword pavilion's legitimate daughter with Great Saint cultivation, and even a steward of the Su family is a Saint King.Born into such a powerful family, Su Changqing could easily reach the peak just by doing nothing.But his father, Su Nan, was afraid that his son would become a pompous and arrogant wastrel in such an environment, so he established a Truman World for Su Changqing!In a poor family, with no way to cultivate, Su Changqing struggled through hardships and finally joined a small sect.What he didn't know was that his enlightenment teacher was actually the contemporary Confucian Immortal.The taciturn elder teaching him Sword Techniques was actually the Sword Fool famous across the continent.The irritable elder who always blew up the alchemy furnace was known as the Pill Saint.To prevent Su Changqing from being arrogant due to his talents, many famous teachers were extremely harsh, and the Divine Techniques taught were very difficult to master.But soon, these teachers were all panicking.“Sword Fool master, the Nine Yang Sword is too simple, is there any other Divine Technique?”“Pill Saint master, don't leave, I've already mastered the Yin Yang Reversal Alchemy Technique, teach me something more powerful.”“Hey hey hey, Confucian master, don't run, I've finished reading the books you asked me to...”Looking at the retreating masters, Su Changqing sighed helplessly,“A small sect is really a small sect, unreliable...”