We finally find out what happened
The mangaka was more interested on showing the date, can't blame her since they were cute but it is a weird plot structure
I was confused about this last chapter, I think the author skipped something important because she is messing wit us. We will get an answer eventually like with most things on this series.
I have a bad feeling about the younger son, he definitely seems pissed about the dog and teens are more likely to ignore the don't mess with Sentatou thing.