No. A foot fetish story, especially one involving a friend's mom, is inappropriate and crosses boundaries. It is not acceptable in a respectful and moral social context.
Foot fetish stories involving moms are inappropriate and not suitable for general discussion. We should focus on positive and healthy family relationships and topics.
One real - life example could be in the fashion industry. Some shoe designers might have a foot fetish. They pour their passion into creating beautiful shoes not just for the aesthetic of the shoes themselves but also because they have an interest in feet. They focus on how the shoes will look on feet, the shape of the foot they will adorn, etc.
In India, there was a dancer named Priya. She was known for her graceful moves. A foreigner who had a foot fetish visited India and saw Priya dance. He was not only captivated by her overall performance but also had a special interest in her feet movements. However, instead of making it creepy, he asked Priya if he could sponsor a special dance show that focused on the artistry of foot movements. Priya agreed and through this, they were able to create a new form of dance that highlighted the beauty of feet in a cultural context.
Once there was a teacher named Mr. Smith. He had a secret foot fetish. One day, during a class activity where students were sitting on the floor, he couldn't help but notice a student's unique shoes. He tried his best to focus on teaching but his eyes kept drifting towards the shoes. After class, he felt guilty for his inappropriate thoughts and decided to seek help to overcome his fetish.
There was this one student in school who had a strange interest in feet. He would often look at people's feet during gym class. One time, during a school trip, he saw a classmate with painted toenails and couldn't stop looking. His friends noticed and started to question him. He then had to face his strange foot fetish and try to overcome it, as it was making his school life and relationships with classmates difficult.
I'm not aware of any official foot fetish story in Final Fantasy 13. The game mainly focuses on its complex plot, characters' growth, and battles against powerful enemies. There might be some fan - made interpretations that could be misconstrued as such, but in the core of the game's design, this isn't a prevalent theme.
On the other hand, in some relationships where both partners are open - minded, a foot fetish can be incorporated in a healthy and consensual way. They can explore this aspect of one's interests together, like through foot massages or wearing nice shoes for each other. It can add an element of novelty and intimacy if both are okay with it.