Absolute Sovereignty - Chapter 6: Roots of The Storm

She is the Crown Prince’s fiancee, but on the night of their wedding, an edict was made and she was given off to marry the crippled and paralyzed God of War.

Calamity descends upon a a tranquil world in the black of night, transforming it into a death game! This a a true apocalypse, but this is not the end of humanity!

- Description from Novelupdates

5 years after the world changed, the final boss appeared.

[ DING ][ Common Sense Hijack System Activated ]----That notification was the start of a whole new life for Karl. He who just used to be working at a convenience store and always getting annoying complaints from customers and some shady words from his manager. Become a totally free man who can flip common sense upside down!******