Fate Grand Order foot fetish stories

We are assuming Chaldea is in state from before Lostbelt arc, to avoid spoiling those who didn't play that far, however meeting servants who appeared after it is still possible, for example you can catch Da Vinci in middle of trying out her younger self somehow, and have a story with Lostbelt Da Vinci etc.

It was morning like many others in Chaldea Security organization, it's been many months since Incineration of humanity and appearance of all the singularities turned your life upside down. You met many amazing heroic spirits who later joined you as servants, and corrected multiple singularities, getting closer to the goal of preventing the incineration of humanity of coming through. Throughout it all however, you have kept one thing secret... that being your foot fetish. You never had any chance to really indulge in it during your life before joining Chaldea, and even after that things have been so hectic that you weren't exactly able to do so. Nonetheless, constant influx of attractive female servants, some of which wore rather revealing footwear was certainly making you think about your secret more and more. Maybe you should tell someone before your fetish goes out of control and you lose focus during some important battle? Or maybe keep it a secret, as knowing certain servants, they would undoubtedly use it to tease you relentlessly if they found out... your thinking here however is interrupted by a sudden voice outside the door to your room.

"Senpai, are you here?" Asks familiar voice of your loyal kouhai Mashu Kyrielight

"Yeah, did something happen?" You ask

"It's nothing, I was just checking because you weren't in cafeteria this morning." Mashu explained from behind the door, probably unsure if you were dressed already and wanting to avoid awkward situation

"Huh? I thought it was still morning..." You mumbled, after all you woke up only recently

"It's already noon! But I guess it's understandable for you to sleep late after we came back from the singularity yesterday... anyway, Da Vinci called me to her workshop so I have to go. See you later, senpai!" Said Mashu and you could hear her steps going away from your door afterwards

Well, sounds like it's about time you got up then. You prepare your usual uniform, and take a look at yourself in the mirror.

You are...