Myriad Worlds: Becoming a Sword Immortal, Starting with Demon Slayer

When he finally pointed his sword at the Main God and shattered the prison of this infinite cycle, everyone understood:

He had not cut down the System or the gods, but the last trace of fear of fate that had once remained in his own heart.

This is the legend of a sword cultivator who, in an infinite world, uses the sword in his hand to carve out a path to heaven.