A Guide for Background Characters to Survive in a Manga - Chapter 22

Demons, devils, ghosts and monsters

Plunge the mortals weak in horrors;

Arms of gods and blades of devils,

Shroud the world in untold evils.

Lu Sheng was an ordinary civil servant in the modern world. After waking from a drunken stupor one day, he found himself trapped in a dangerous world where demons, ghosts and supernatural monsters terrorize the land.

In this world, ordinary mortals live in dark fear and helplessness, without any means to fight against the supernatural.

As Lu Sheng struggles desperately for survival, he stumbles upon a game mod he had designed for a mobile phone app in his previous life. It unexpectedly becomes his special ability, which enables him to instantly level up any skill he learns, albeit at a cost.

Thus, Lu Sheng begins his journey, striving for power beyond the reach of a mortal as he treads the way of the Devil…

Liu Man transmigrated from thousands of years ago to the modern world. Before she transmigrated, she was completely broke. After she transmigrated, she was still worrying about her wealth. And so, for her to survive, she decided to start earning money by becoming a cyber star: trading and selling products, taking photos of her kittens, and showing off bits of her skills. One day she realized, that unconsciously, she had become one of the most famous celebrities.

- Description from Novelupdates

The genius cultivator Lin Xuanzhi didn’t let down the world in his past life, yet he only betrayed a single Yan Tianhen.

It was only when he had been backstabbed and killed by his closest friends, teacher and fellow disciples that he knew what kind of unforgivable crimes he had committed.

After he gained the huge opportunity for rebirth, the Lin Xuanzhi who had climbed back up from hell swore to cherish the person that he had betrayed in his past life.

- Description from novelupdates

Kurogami Ichiro was desperate because he couldn’t achieve what he wanted when he once started his martial arts path at age of 8!