The implication that Toya's death was actually accidently and he was a good father UNTIL that point. And considering TOya was suppose to be stronger that would probally have renforced his want for a kid with both quirks
like, Junpei's dad became alcoholic and abused Junpei after some sort of fuck up at work, but he was still an abuser. Strega were abused by Itsuki, but were still murderers.
Strega were abused by Itsuki, but were still murderers.
doxing