I don't think we need to speculate much. The only speculation fuel is just how intense their session must have been for her to be like this.
Heey, Commander!
I'm wearing a yukata!Hah?
We should hold our hands?I hate that!
I am not a lost brat!The back of the shrine grounds?!
I don't get scared easily, so bring it on!
Fool!One hour laterAhh!
Asashimo is holding hands with Commander!It's fine......yeahYour face is red, are you alright?
Did the heat get to you?I'm alrightCome on... Your yukata is ass disheveled now.
I'll fix it for you, come here.
I'll do it myself...