Review Detail of Fate_Of_Read in The Extra's Dominance

Hey author,this is the best book in have read in a few days. The story is amazing and how the characters are well described. But author-kun I just have a small question. I want to know is this story will have godd or sad ending because raven get so bored easily and when he become the strongest he will get bored too. And he can sacrifice himself because he got bored or die of his old age because he doesn't want to extend his lifespan because he got bored. I just wanna say don't let him die or get bored. So just wanna know. btw very good novel.