In “ura birthday enji ni somaru”, a confident CEO sheds her power suit after hours, revealing lace lingerie that clings to every curve. The camera lingers as she trails manicured fingers down her throat, over full breasts, teasing nipples through sheer fabric. “ura birthday enji ni somaru” builds slowly—she parts her thighs on the leather office chair, silk stockings whispering. A glass toy appears; she circles it over slick folds while whispering commands only she can hear. The climax in “ura birthday enji ni somaru” is intense: hips bucking, back arching, a throaty moan echoing through the empty boardroom as she comes undone, utterly in control yet completely surrendered to pleasure. (198 words)