A Wish to Grab Happiness - Volume 2, Chapter 27: Two People in the Underground Temple

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

“Who would study psychology unless they had some issues?!”“Who said that?”Nan Zhubin raised an eyebrow: “He's right!”----------------------------Psychological-themed professional literature.Serious Keywords 1: [Depression] [Personality Disorder] [Hypochondriasis] [PTSD] [Oedipus Complex] [Groupthink], etc.Serious Keywords 2: [Big Five Personality Traits] [Behavioral Correction] [Dream Interpretation] [Sand Box Therapy] [Rational Emotive Therapy], etc.

Gu Pan woke up and was told that he was dressed as the infatuated second male lead in Mary Sue’s novel.

From now on, there are two more tasks:

One: Grab a girlfriend with the male protagonist.

Two: Raiders the super villain of this world.

To prevent the big boss from destroying the world if he disagrees, and implicated her, an innocent book-piercer.

After several failures of the routine, Gu Pan came to a conclusion: the big guy, he eats soft and not hard!

So he turned into the ultimate little fanboy, inspired to serve the big guy comfortably!

“Boss, which brand of clothes do you want to wear today? Which country’s cuisine do you want to eat? Is the water temperature right? Would you like to wait for you to bathe and change clothes?”

Jiang Xun looked at the man whose waistcoat had already fallen off but didn’t know it, and smiled: “Okay, everyone is a ‘man’ anyway.”

The fake man looked forward to: “…”

No, we are not the same.

[Wearing books, group pets, women pretending to be men, villains, routines and anti-routines, pretending to be pigs and eating tigers]

- Description from novelbuddy

This is a story about Gong Lixin who was the young master of an ancient underground palace in the ancient times. He was raised by his master and forced to partake sexual relationships with numerous people to cultivate his Yin Body. His master who has a Yang Body was going to absorb him after he has reach a level to become stronger. MC refused and killed his master also dying at the same time. Then he transmigrated to the modern time and thinking he will enjoy peaceful life, the end of the world arrived.

Being someone with no special powers except for his martial arts, see how he use his martial arts to dominate the times and find his lovers.

- Description from Novelupdates