She's clearly trying to hide the fact that this nonsense actually feels good, most like because she doesn't want to give even more encouragement for the KSR!
It's edible.*crunch crunch*And since that underwear is made from all-natural chocolate...Self-Valentine'sThe size is so perfect that I'm scared...Onee-samaa!
It's a present of some underwear from us!Wooow! That's really heavy!!How did you even know...?It looks great on you, Onee-sama!*munch munch munch**lick lick lick li--*