Perhaps it's a part of his personal growth journey. He could be exploring his identity and boundaries, and trying on a bikini is a way of stepping out of his comfort zone and challenging the expectations society has placed on him as a boy.
There could be various reasons. Maybe he had mental health problems, or there was a major conflict within the family that pushed him over the edge. Whether it's true or not, it's a disturbing thought.
It could be that Edward is being influenced by an external evil force. In some fanfictions, villains can manipulate characters' minds. So this might be a situation where Edward's mind is not fully his own, and he's made to believe that Renesmee is a threat that needs to be eliminated.
Perhaps she received new evidence that contradicted what she had previously said in the story.
A boy mom could choose a one - piece bikini for more coverage and ease of movement while taking care of her kids. It can be a simple black or navy one - piece that is both stylish and practical.
I'm not sure specifically what this 'boy caught in shiny bikini story' is about as the title is rather unclear. It could potentially be a story where a boy is found or gets into a situation while wearing a shiny bikini, perhaps in a comical or unexpected context.
A 'boy mom' typically refers to a mother of a boy. In relation to a bikini story, it could be a story where a mother of a boy has an experience while wearing a bikini. Maybe she was at the beach with her son and had an interesting encounter or moment while in her bikini.
Based on just the title, the only obvious main character is the boy. However, depending on the nature of the story, there might be other important characters. For example, if it's a story set at the beach and the boy is caught by a lifeguard while wearing the shiny bikini, then the lifeguard would be another main character. Or if it's a story about a fashion show gone wrong and the boy is caught by the show organizers, they would be significant characters too.
Perhaps in the story, there is a magical or supernatural element. A spell or a curse has been cast on the boy which turns him into a girl - like appearance, so he is now dressed as a school girl until the spell can be broken.
Perhaps he received new information that made him doubt the truth of his heaven story. For instance, if he learned about scientific explanations for certain phenomena that he previously attributed to heaven, he could have decided to recant.
It could be due to a lack of bridesmaids. Maybe some of the original bridesmaids dropped out at the last minute, and the bride didn't want an odd - numbered group, so she asked a boy close to her, like a brother or cousin, to fill in. For example, if there were supposed to be four bridesmaids and one couldn't come, the bride might turn to a male relative to make it an even number again.