MTL - Dominating Sword Immortal - Chapter 1447 Nine-order late sword

This book is about how a famous web writer who specializes in doting genre falls in love with a Mr. cellophane writer who specializes in angst genre.

- Description from Novelupdates

An Alpha arrives at a packhouse party one night only to find out that his mate is the Beta's abused daughter. Knowing that she is abused, he takes her away from there immediately. Her mother died when she was young and took a lot of secrets to the grave with her. She starts finding out that she's not a typical werewolf and she needs to find her way around and navigate through these waters while trying to be a Luna and a leader, which is uncommon territory for her when she has been abused her entire life. But will her mate reject her after knowing how damaged she really is, or will he help of her find that happy ending that she's always been looking for.

This legend tells the tale of the protagonist, Kuroki summoned to protect the demon king from the hero.

Kuroki, unbeknownst to him, suddenly came to another world. He was summoned by the demon king, Modes. The territory which the demon king overrules was in the midst of being destroyed because of the hero. He had no choice but to bow before Kuroki.

“Please save us, Savior Dono!”

Kuroki nodded, deciding to save the demon king due to an unexpected turn of event.