She Was an Arrogant Princess, but She Changed Her Mind, so I Won't Do Anything Bad Anymore, Maybe

Justine, the fourth princess, who is whispered about by others. Her engagement partner also broke their engagement. When she returned to the capital, she suffered a tragic death soon after. "I went back in time to the when the engagement broke a year ago!?" In order to avoid death, engagement with Ryuk is mandatory. So Justine sneaked into his room and persuaded him.

"I'm not afraid to threaten... Change the future of the whole province!!?"