Prison can do that to a person, ya know? You come out a totally different individual.
Yep, prison can change a person, plus he wanted to reform so he could have a good relationship with his brother-in-law and nephew
"Wtf? He's like a completely different person from the one in the prequel!"
Yeah, that's the point.
Wtf? He's like a completely different person from the one in the prequel! The only thing he's retained is his looks and back story, I'm not saying I'm not enjoying the story but it's like the mangaka did a whole personality rewrite maybe it's just me whatev