30min later.N-nee-sama... aren't you drinking a little too much?
Slowing down a little would...It's all right, Yamashiro, you need not worry♪♪
I've still a long way to go.1 hour later...Oh my... it seems I have gotten a little drunk. For some reason I feel good~♪Nee-sama, you'll catch a cold falling asleep here you know...
Yama