Is the steam over the speech bubble in panel 4 not an indication, that the baby not just woke up, but also pooped into her diapers?
She woke up...Ohh, I see, you were picking out lots of candy and it made you run late.M...my bad...Wh-what!?
That's...
I was... No!
You can't just go making assertions like that!
(blah blah etc.)Um... Kagami, if you raise your voice like that-See what you've done!?You scared her out of her sleep and now she's crying.Ahaha...*glance away*Waaahhh!