ああああ...あなたのガールフレンドはチンポを成長させました!

Your cis girlfriend wants to try on your boxers. Soon after putting them on, however, something strange and magical happens—she grows a penis! While she's freaking out, you're checking out her new package. Finally, she calms down and decides to have some fun and put on a little show for you ... by stroking her shiny new cock!