ULT-139 — It's Okay If It's For Money (O≧▽ﾟ)O I'm Just A Friend, But Please Give Me Some Intercrural Sex!! 3

If you can do a sumata with your friends, you get a reward! Seven pairs of male and female friends got into this silly story. When they were doing sumata, they wanted to put it in, and even though they were friends, it developed into sex...!? The strange atmosphere made the amateurs' reason fly away... Part 3!