Option 4

" I recently made a new invention that could be used for undercover missions!" Mei stated proudly

"Really? Like what?" he asked

"Its an experimental idea, but its a zipper."

"A Zipper?!" He said confused

"A zipper, basically, if you place the zipper just above the neck on the back, the body will deflate and you can unzip them, then once you put on the suit, you will have access to their memories."

"Wouldn't people hear your voice and see the zipper?"

"Good question! when the suit is closed, you voice will be theirs, also the question about the zippers, once the suit is sealed, only the wearer can see it, so no one can yank it off."

"w-wow that's a lot of information, have you tried it out?"

"no..." she says with a sigh "i need to test it out..."