Elizabeth Allen also known as Lizzie or Eliza, is the older but adopted sister of Barry Allen. She always knew she was different, especially when she had her powers, she always thought it was because of the particle accelerator, but it was much more then that. But she didn't know that. But she did always have that tattoo on her collar bone. It's the first words your soulmate says to you. Hers was 'hey beautiful, you okay?' No man has said that to her, so she assumed she hasn't found him yet. But what happens when Bruce Wayne appears in your brothers makeshift home. Asking for her and her brothers help? To be on a team? This will be a soulmate AU. Hope you guys like it.