After the drinking party, everyone went to my friend's house to continue drinking. When we got there, his beautiful, busty, and sexy older sister was staying over because they were rooming together. My friend had forgotten that he was sharing a room with her, so when we saw her, we were really surprised! But what shocked us even more was that she turned out to be incredibly naughty—she secretly teased both me and my friends...*The contents may vary depending on the recording method.