Bai Lang, a shut-in, bought a vintage collectible phone online. To his surprise, it turned out to be a pass to the Myriad Worlds.
From then on, Bai Lang could travel freely between fantasy worlds. He could even use his phone to code divine abilities. No matter whether you were a saint or a great saint, he'd beat you until you ran for the hills.
But that's not the point. The point is that the phone could create an invincible aura, leaving all the goddesses smitten and yearning for more.
All right, then. I'll start with this empress. Come be my devoted follower.