The one thing she had not taken into account when planning her self-bondage session was just how long-lasting the “long-lasting” alkaline batteries she had purchased would be. She‘d thought the term was just advertising glurge -- it hadn’t occurred to her that the technology might have advanced. Now there was nothing to do but ride it out and hope there was some kind of limit to the number of orgasms in a multiple orgasm.
Image: a hentai of unknown provenance. If anyone knows, let me know, I’d love to give credit for this imaginative drawing.