Brother and sister playing with fire

Since we started having sex together we are always looking for more thrill. We started to have sex in public spaces but always with the guaranty it was in a place where we knew it will be difficult to find someone we know but this time we got really crazy. We did at the stairs of the building where we live. It was awesome!!! The thought of being caught by one of our neighbors or even our parents made our adrenaline boil. The building only has 6 floors so many people uses the stairs and we did it on the 3rd floor during the day where probability of being caught is much higher.