Rannie Lea (AOT OC Story)

Rannie Lea is an OC / main character of story of a small book series I might be working on. RanniLea is inspiered that is based on Attack on Titan as well as a mix between characters Ziera and Vitanie from The Lion King 2 Simba's Pride. Lion King fandoms. And Also inspired by the character Powder / Jinx from tv show Arcade

Who is her family ? what is family? Is it only family by blood. or the people she has met and become very close to and fond of over time? Questions like these keep coming back in Rannie Leah's head. Especially in her early teen and pre teen years. Used to be close and looked up to her brother Eren Yager up until he lashed out at her she was 10 when she was beaten almost to death Then met and soon became close to titan trio: Annie, Bert, and Reiner, and her older sister Jackie mainly at thier side. But even they and everyone else has dark and hidden secrets. And sometimes many can't hind it. Who can Rannie believe and trust? Not sure if she could trust anyone at times. Can she trust anyone? And when the time comes who should Rannie Leah be loyal to?

Also dose she herself have some dark secrets and some powers she doesn't know about?