The mysterious woman with thick-rimmed glasses and a messy desk, probably a recluse who cancels baths often. I, a divorced man in my 40s, became friends with Shiori Kuraki, a spinster in her late 30s known as "Kusaco" at work, through a strange turn of events. One day, I was invited to her place after work, and when I saw her without her glasses after a bath, I was stunned by her cuteness! And her sexiness was off the charts! I tried to keep her true self to myself at work, but our relationship didn't last long...