My real life (An Itachi's sister fanfic)

Layna Cresthart's life is a normal one, with a best friend, a good family, and a good education. But everything changes when she's bullied and she unleashes a raging force of power that she never knew she had.

Konan, her friend, is from another world. She explains the force of power she unleashed. Now, she's on a quest to figure out her true home and childhood. Being hidden away from her true nature for 13 years has made it hard to turn back. Finding that she has two older brothers in this crazy, power-filled world comforts her. But she begins to feel differently when she finds out how the middle child feels towards her. He hates her! The second ignores her. How will she hold in this world on her own? Her brothers aren't going to take action and help her any time, so she's on her own in this crazy, new, and insane world.