My female friend (my best friend's girlfriend) who I was drinking with missed the last train and decided to stay at my house! I lent her some clothes to change into, and she was strangely sexy and strangely aroused, so even though I knew it was wrong to do so while she was sleeping, I couldn't help but touch her breasts! Of course, my female friend, who had no intention of having sex with me, was very enthusiastic...