I was feeling pretty good after spending time with the reliable Sada-san, my senior manager, at our department's drinking party... Somehow, I missed the last train and was at my wit's end. Sada-san, seeing my predicament, offered to let me stay at her place... However, as soon as we arrived, she came at me with an expression I'd never seen before at work! While instinctively understanding that I couldn't defy her in our usual power dynamic, I couldn't help but anticipate being toyed with by Sada-san. And so, my endless weekend of cum-filled pleasure began...