"Ah..."
A moan slithered past my lips as the coldness of the lubricant was poured upon my bottom.
I leaned against the backrest of the couch, lifting both of my legs and folding my knees. I rolled up the hem of my white shirt and put it in between my teeth, biting it to stay still while doing my business with my own entrance. Sitting in front of me as an audience was Marvel, watching me silently with a rather plain expression.
Since he was injured, I did the preparation myself. It wasn't because he told me to do it and so I had no choice but to do it, I did it of my own accord. He didn't stop me, nor interrupt - of course, he didn't, why would he miss this once-in-a-lifetime chance?