I had sex with a heroin addict.
At the time I didn't know she was a heroin addict. It was an honest mistake, but then months later I mistakenly had sex with a different heroin addict. Two heroin addicts. I couldn't believe it. I wanted to make sure it doesn't happen again, so I went to an addiction website to learn how to recognize the signs of a heroin addict.
Here are the signs of a heroin user: