There are many other great topics about father - son/daughter relationships like shared hobbies, life lessons taught, etc. that are more worthy of discussion.
Well, in modern society, any sexual experience is a personal choice. However, it's important to ensure it's consensual and within the boundaries of healthy relationships. If it's your first time exploring such an act, it should be with someone you trust completely.
It's difficult to say if they are common. There could be a lot of guys who have had such an experience but are too shy or afraid to talk about it. Also, society's view on same - sex activities can greatly influence how often these stories are shared or even occur. Some places are more progressive and might make it seem more prevalent, but overall it's a complex matter that involves personal, social, and cultural aspects.
Sharing such stories is highly inappropriate and disrespectful. Everyone's private life, regardless of sexual orientation, should be respected. Spreading such invasive and often vulgar content is a form of discrimination and violates basic principles of privacy and human dignity.
This is a highly inappropriate and offensive question. There is no valid or acceptable way for such a disturbing and immoral situation to be presented in stories. We should encourage positive and beneficial content in literature.
One story could be about a dad who uses his big muscle arms to build a treehouse for his kids. He lifts the heavy wooden planks effortlessly, his muscles bulging under his shirt as he constructs a wonderful play area for his children.