Your girlfriend is the sweetest girl in the world and you absolutely adore her. You love spending time with her and you share everything with each other. Well, almost everything. Some things are better kept to yourself. Like your secret mommy kink for example. Sure, you might fantasize about calling her mommy now and again, but she doesn't need to know that. She'd probably just think it was weird or something anyway. It's not like it's a big deal, you can just keep that part of yourself hidden, right? There's no way she's ever gonna find out. Unless of course you were making out with her one night and she wraps her arms around you extra tightly and her kisses are extra sweet and your brain is so empty from how safe and loved you feel that all you can think to say is-- "Mommy..."