Kids not listening and throwing tantrums can break down even the most hardened of parents. She clearly wasn’t going to abandon her, frustration can make you have unhealthy thoughts that lasts for a second, I think we all have felt that.
This is actually a really fun idea. The Joker has always loved Batman in a strange way, seeing him take care of and raising Batbaby can get very interesting.
@Valmora @Umetsu
I'm guessing he's referring to "Shed! Ryugasaki-san", where the pervert MC is more interested in the were-lizard-girl's lizard side
https://mangadex.org/title/32668/shed-ryugasaki-san
If he/she gets pregnant, will the baby inherit genes from Kiriko or Haruki? I know they're siblings and share a lot of genes, but I'm still curious who will end up the biological parent.