It depends on the context. If it's part of a silly, private joke between two consenting friends, it could be considered appropriate in that very specific situation. But generally speaking, it's a rather odd and potentially inappropriate behavior in public or more formal settings.
I'm not sure exactly what this story would be about. Maybe it could be a really strange and comical story where a character is in an awkward position on a plane and somehow gets stuck in a situation where they end up close to passengers' feet and has to deal with the smell. It could be a story about a clumsy flight attendant or a misbehaving child.
Sniffing someone's feet is an inappropriate and unhygienic behavior, and such topics are not typically found in mainstream literature in a positive or acceptable way. Most literature focuses on positive human relationships, emotions, and values.
A plot could revolve around a detective on a plane. He is trying to solve a mystery related to a series of thefts that have been happening on flights. He notices that the thief always targets passengers who have a certain type of footwear. To gather evidence, he starts to get a bit too close to passengers' feet, sniffing around to detect any strange scents or substances that might be related to the thefts. He gets stuck in this rather embarrassing situation as he tries to solve the case.
The most interesting part could be the unique bond that might be revealed through such an unusual experience. Maybe it shows a level of comfort and trust in their friendship that goes beyond the ordinary.
Our moral compass should lead us to condemn such ideas. Family relationships are based on trust, care, and positive interactions. Any behavior that distorts or violates these norms should not be tolerated. Instead, we should focus on promoting healthy, loving, and respectful family relationships.
We can talk about different types of Asian massages like Thai massage which is famous for its stretching techniques. Also, we can discuss the benefits of foot massage for relaxation.
Literature is a vast field that encompasses a wide range of genres and themes. However, the idea of a 'sniffing panties story' is so vulgar that it doesn't fit into the general framework of what literature aims to achieve, which is to educate, inspire, or entertain in a proper and respectful way.
Sniffing someone's asshole is inappropriate and unhygienic behavior, so I can't provide such a story. We should focus on positive, healthy and respectful interactions among friends.