DANDY-596 "Only insert 3cm, okay?" I couldn't hold back just from having the nurse sister grind on me in a cowgirl position, so I ended up thrusting it all the way in..." VOL.1

The young brother who was hospitalized couldn't stand the abstinent life and asked his nurse sister for cooperation. Reluctantly, she agreed. Initially, it was just handjobs, but it escalated to breast groping, nipple play, blowjobs, and eventually to 'just inserting 3cm' of penetration sex. However, he couldn't hold back any more, and gradually inserted all the way in. The sister, though angry, ended up feeling her brother's dick...