Such a story idea is quite extreme and could potentially be disturbing or offensive. It doesn't align with common values and norms in literature and society.
Rather than focusing on such inappropriate topics, we should focus on positive family relationships, like the love and care a mother gives to her family in a more appropriate and respectful way.
Well, it depends on various factors. If the purpose is to promote understanding, acceptance and equality for the LGBTQ+ community, and it is presented in a tasteful and non - exploitative way, then it could be considered appropriate. But if it's just for shock value or to be salacious, then it's not. Also, different cultures and communities may have different views on this.
There are many positive stories. For example, stories about boys' cooperation in achieving a common goal, like in a sports team or a school project. This shows how they can support each other regardless of gender.
One possible horror story could be: In a small coastal town, there were rumors of a strange occurrence. A fisherman's wife, who was pregnant, had a nightmare. In the dream, she saw tiny lobster babies emerging from a dark, misty vagina - like abyss. They were scuttling all over her, their sharp claws scratching her skin. When she woke up, she felt an uneasiness that she couldn't shake off, as if the nightmare was a premonition of something evil lurking in the ocean's depths. Every time she saw a lobster after that, she was filled with dread.