I think he just wants to break ppls smiles bc he never got to smile when he was younger.
There might be more although it says Fin the novel says ongoing
Actually scratch that went to cool comic where this is from and it says completed
Wait, for real?! That's how it ends?!
Yes check it out on cool comic it says complete
That was sad but I'm happy that he wasn't thought of as just a replacement. And that they truly smiled at the end
Search Novel Updates and read the last updated chapter. It starts off pretty sad but the ending wasn't all that bad and I think there's still chapters to be updated