Conquest of the Male Lead Equals Saving the World

This is the story of a sword scabbard top and a demon sword bottom overcoming every obstacle and finally ending up together (｢･ω･)｢ Hey

A high-IQ, domineering yet gentle top X a strong, kind, affection-starved bottom (what a strange combination of traits)

He transmigrated into the cultivation world he had always dreamed of. Was it an accident or fate? Jiang Yanchen could tell from the start that this System couldn't be trusted.

The sword scabbard, suppressed for thousands of years by the demon sword, finally makes a comeback?! "Hey, System, this is the most reliable you've ever been."

A super-sweet guy meets a "little kitten" and just wants to cherish him. "He's still underage. I can't be that much of a beast."

Conquest failed? The bottom betrays his sect!

See how the top uncovers the mystery of his identity, saves the world, and wins his beloved.