On one hand yes on the other hand no. It's never come up in conversation and it's something of a trauma for him. I can see it both ways. Of it being immature and of it being unnecessary to say more than what's needed or even bring it up.
I think it's fair to say people aren't always owed explanations of their life story.
This title just already sets the mood for further development, I just wish if anything really important happens, that it's well executed, everything is set for it.