The way he talks like that, it seems like your former girlfriend has completely changed into your best friend with mentally just like before. This means he already forgot who he used to be, plus you were making the change as fast as you can before he changes you. But still you would love to try it again with him, now that your girlfriend... er... boyfriend becomes the exact copy of your best friend. Let's see what you have in mind. How about transforming him again. "Anyway, I need a shower, I kinda sweat while we have sex, care to join me?" He breaks the silence.
"Well, not right now, I just need to rest for a bit. Then again, we could go for another round. How's that sound?" You reply back.
"If that's what you want, man. It's too bad, I just want you to take a shower with me." Your boyfriend says as then steps into the bathroom and has a nice hot shower. With that, you decide to take your opportunity to transform him when he's in the shower. You then concentrate on your mind as you focus on him. Suddenly, you can hear your boyfriend's moan inside the bathroom as it seems like he's masturbating and the transformation starts to kick in. Plus, you could hear his voice start to change. After that, as you finish concentrating on your boyfriend and the shower, just stop. You can hear the footstep as he's coming out of the bathroom and see...