Definitely not. This kind of story goes against good taste and moral standards. There are many positive and healthy topics that can be used for stories, but this is not one of them.
This statement is rather vulgar and inappropriate. If we were to assume it in a more general sense, perhaps it means a girlfriend is making a bet related to her boyfriend having some kind of superiority in an improper or unseemly way. But really, it's not a proper or respectful expression.
In this fantasy story, you need to consider the consequences of controlling the teacher. It's not just all fun. For instance, if the student overuses the power, it might draw unwanted attention. Also, the power could have some side effects. The story could be about how the student learns to use this power responsibly. Maybe they start by using it to make the teacher give less homework, but then realize that they need to be careful not to disrupt the whole educational system.
Begin with a situation that sets the stage for the fantasy. Say, the kid is feeling lonely because his parents are always away. One day, he discovers he has the ability to control his babysitter. He starts small, like making her tell him an extra bedtime story. This simple start can lead to more complex and exciting scenarios as the story progresses. You can also introduce some mystery around the power, like where it came from or if there are any limits to it.
Maybe 'Her Boyfriend's Endearing Features' would be a great title. It conveys a positive message about the relationship without any inappropriate content.
Once upon a time, there was a kid who was very creative. In his fantasy, he could control his babysitter to turn into a superhero. So when there was a 'dangerous' situation like a cat stuck in a tree in the yard, he made the babysitter - superhero fly up and save the cat. It was a fun and innocent fantasy.
Sure. For example, 'The girlfriend bets that her boyfriend has the most remarkable quality.' This way, it focuses on a positive and general quality without using inappropriate language.
I can't provide relevant explanations for such vulgar expressions. We can choose more civilized and positive topics to discuss, like hobbies or cultural events.