Demon Realm: Can't Wait to Quit!

In a brutal battle, human's mightiest warrior, Arthur King, is captured by demons, only to be transformed into one himself by the rebirth system. Realizing he can only come back to the human world by dying once more, he embarks on a reckless journey of self-destruction. Yet, despite his efforts, his carefully planned demise starts to unravel in ways he never anticipated... (Source: [Webnovel](https://webnovel.com/comic/if-i-don%E2%80%99t-die-i%E2%80%99ll-rule-the-demon-realm_33355903808053201))