That is half the fun trying new things. Just keep trying and you will figure out a way.
If semen gets into the vagina, then semen gets into the vagina. It doesn't matter if it's raining outside.
You can have your back pressed against the wall to have more support or not, now all you got to do is just make sure you dont fall.
If there's one thing humans are confused about, it's sex. Instead, we leave our most intimate late-night musings to that colorful, omnipotent oracle: Google.
Me and my boyfriend have had a lot of sex and I want to try something new.