Artwork no. 846 «Preview Size» Title: I was Screwing My Girlfriend When Suddenly She Realized That Her Sister is Watching Finished: November 21, 2021 This title sounds like a light novel. After surprise attack by your girlfriend, off course you should never let her down. You were enjoying a sweet moment together until suddenly she realized that something went unexpected: her sister is watching. Alternates: Comments License & Disclaimer This work is licensed under a Creative Commons Attribution 3.0 License.