A serious female classmate's advice is something outrageous: ``Let me practice wearing a rubber band without breaking the naughty atmosphere''! Even though I refused, he started practicing with someone else's dick without permission, and while he was wearing it with his mouth, he ejaculated a lot inside the rubber! The excited girl secretly straddled me and inserted herself, saying, ``If you put on a rubber band, we can have sex.'' Is it safe because I'm wearing rubber? But the rubber