"Okay fine, but what exactly is going to happen to me?"
"Well I've drank a cocktail of sorts that should allow it to-ah-to transform an adult back into a baby, giving me their years to my age, so basi-ah-basically we both become younger."
"Alright I guess, but will I keep my mem..." You start to lose all sense of speech as it devolves into a series of goo goos and ga gas until you can't speak anymore
"Well hopefully it worked in that case."
and it did, eventually Mercy birthed you as a baby, both of you looking younger then ever, ready to live both of your lives.
