I can easily see this as one of those situations where they skipped to the domestic part of their relationship so quickly they forgot to confess to each other lol
This is the first SumiKeke Doujin I read.
After-thoughts? NO REGRETS. I adore EVERY panel so much!!!! The expressions are SO CUTE and the interactions are PRICELESS!!!!~~ I LOVE IT!
I wish I could erase my memory so I could experience it again, gah!