Eternal Life in the Heavens: Confronting the Primordial Demon Lord at the Beginning?

Zhao Hao travels through the world of Eternal Life, possessing a magical mirror in his mind that can guide him through the heavens and myriad realms. However, why does this mirror's function seem so familiar?

[Origin Projection Mirror (Damaged): Sporadic]

[Source Power: 0]

[Function: Travel through the heavens, Origin Projection...]

And what about this Origin Gate before him?