I can't stop thinking about the huge ass of my plain, quiet, but hardworking junior OL, Mia Kouki. I'm always captivated by her wearing an overly defenseless short tight skirt while working. Whether she notices me or not, she always smiles. One day, after missing the last train at a company drinking party, I end up staying over at her place, and I finally can't hold back anymore when it comes to her massive ass...
