Star crossed lovers

As everyone knows James T Kirk was one of the greatest pilots in starfleet history but did you know he had a twin? Jayla Bella Kirk is that twin. she is his other half and gets him out of trouble most of the time. She is incredibly smart and can think on her feet. She is witty, sarcastic, sweet but stands up to what she believes In and most of the time hates how much trouble her brother gets them into but will always stand up for him even when he doesn't deserve it. So what will happen when they set out on a journey with starfleet? Will they make a new family? Will they live up to their fathers expectations? Will they fall In love? Or will all Thisbe for nothing?
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(I do not own any of Star Trek or the movie plot I only own jayla and her plot)