The World of Otome Games is Tough For Mobs - Volume 10, Epilogue

What would you do if you could control and use your Karma?

A man is stabbed by a robber on the run after pushing his coworker and his coworker’s new fiance out of the way. As he lays dying, bleeding on the ground, he hears a voice. This voice is strange and interprets his dying regret of being a virgin by giving him the [Great Sage] unique skill! Is he being made fun of ?!

He Lang died by his own hands for the sake of his imperial younger brother’s ambition, whom he loved. He was offered to be reborn in exchange for giving up his past romantic feelings. Reborn without the burden of his romantic feelings, he brings with him a manual to new worlds. He wholeheartedly followed the instructions of the manual to complete the tasks, not knowing that the originally slag gong was blackening…
He pleaded to his affectionate Emperor brother to release him, he pleaded to the paranoid prisoner next door, but until the end he remained baffled.
In the end, he discovered that the full name of the manual was – “Slag Shou Cultivating Manual”
Σ (っ ° ° °;) っ!

- Description from Novelupdates

The era of the decline and fall of the galaxy has arrived, and the power to destroy the world has gathered unprecedentedly.

The minions of the four evil gods are wreaking havoc in the real universe. The terrifying monsters and demon legions in the dark night of old have brought destruction and despair to countless human worlds.

In the darkness, a ray of light emerged.

Carrying countless human technologies, the soul from another world came back to life with the help of the body of the thirteenth parent and child of the imperial emperor.

The battle between humans and evil gods is rekindled.

In the name of the Emperor, countless human heroes gather again.

Blood and corpses will pave the way for the glory of mankind.

“As soon as I opened my eyes, you told me that human beings are about to die??”

- Description from novelbuddy