Becoming My Twin Sister: First Time Feminization

Ben and Claire are twins but aside from their looks they couldn't be more different. Claire is beautiful, popular, adventurous, and people love being around her. Ben is ordinary and always got picked on for being small. When Ben learns that Claire won't be making it home for their high school's ten year reunion he gets an idea. Along with his friend with benefits and former high school classmate Allison he concocts a plan to experience life through his twin sister's eyes. When he meets up with her old flame will he get more than he bargained for?