While being beamed down to earth to preform a mission you and your companion are placed into separate gender roles then usual. You are normally a woman but are a man she he is normally a man but now in a woman's body. It appears the bodies you were sent into were about to have sex and you are still are quite aroused. You are very well endowed which begs the questions and leads to the sexual encounter as an experiment. She sucks on your cock and fucks you getting really into the experience, so much so she wants you to cum inside of her just to feel what its like. it was your intention to have pleasure but here you are anyway!