One-Liner Challenge: Book and Manga Edition

A challenge to summarize the book in one sentence, and also to poke fun at it. Think of it as a one-liner roast.
— The Awkward Book Blogger

Ruler: Master of the Mask | Another Tale of Kings

Here is another drama with another stellar casting bait. I have already watched several dramas of Kim So Hyun and most of Yoo Seung Ho’s because I love them both and I sometimes can be an awesome binge watcher.