In the 1950s, Muzan's influence has grown over Japan exponentially. The population of demons have risen and spread all over Japan and unfortunately.. The United States of America. How did a demon find it's way to America? The demon king himself must confront the entity himself while also dealing with the Demon Slayer Corp. **Demon Slayer was created by Koyoharu Gotouge**

Kazuki Hiroyuki desperately tries to protect the Kingdom Of Karoshi so that one day he can change the harsh conditions it continuously endures...

...After a tragic event Katsurada notices some notable differences from who he was before, he struggles to maintain his normal high school life... Is he becoming someone else entirely?