"Meow?"
Luo Xiaohei, previously brimming with fiery blood ready to strain his tail, suddenly wilted, his tail limp and dragging on the ground. He stared with widened eyes, his face filled with doubt about life as he watched everything unfolding before him—
It was supposed to head towards the 'grand reconciliation' in the typical hero's epic, where the hero saves the villainous princess, former adversaries understand each other, dissolve their animosity, and incidentally awaken the [Friendship] causality magic, using some inexplicably binding power to defeat their unbeatable foe together...
In the end, victorious, the hero marries the princess and on their wedding night, he enters the princess's body and devours her.
That's how the hero's epics in the Radiant Library are written—Luo Xiaohei had watched it with flushed cheeks.
How did it come to An Su's generation, where he just fast-forwarded to the last step?
He directly devoured the Saintess on a physical level.