The Greatest of All Time: I Am Humanity's Strongest Guardian!

Liu Ming, a brilliant detective, dies while working a case.

When he wakes, he discovers he has transmigrated.

He has also bound himself to the Origin Universe System.

From then on, he can travel between two worlds.

In the present world,

Six Desires Demon Insects run rampant, tempting people into committing crimes.

There are Six Desires Demon Insects in the nightclub.

Kill!

There are Six Desires Demon Insects in the bar.

Kill them all!

There are Six Desires Demon Insects at the school.

Kill them all!!!

Destroy the Six Desires Demon Insects, the masterminds behind every source of evil!!!

In the Primordial World,

Demons slaughter the human race.

Kill!

Monsters slaughter the human race.

Kill them all!

Ghosts and gods slaughter the human race.

Kill them all!!!

Destroy every demon and spirit that dares to slaughter the human race!!!

And so,

the spirit-medium detective who slays all manner of demons and monsters in the present world

and the guardian deity who protects the human race's survival in the Primordial World

become one.

Thus!

This novel and its characters are entirely fictional. Any resemblance is purely coincidental. Do not imitate.