Karin Kurosaki has fought many battles and a raging war. Her powers were different than any other. Even trained by the head captain himself. But after filling her duty as the oath she swore. She suffered a fate she could not escape. Fearing the worst she leaves for one hundred years. But when an old enemy resurfaces and kidnaps her beloved sister she had no choice but to face her fears and face the emotions of the heartache she suffered years ago. As she stands in front of a past she walked away from and passed she wished to forget. Karin's fights even though all she wants to do flee. She returns to the life she left behind and confronted what she ran away from years ago. But now she must defeat an enemy that took all her strength to defeat once before. She harbors a secret as well as the secret of her abrupt departure. Will she rise in the face of adversity or will she fall after all the years of pain and pressure of holding the fate of the world in her hands? Only one thing is certain the tides of conflict are upon her and the soul society. And their fate once again rests with a dark-haired shinigami named Shiba, Kurosaki Karin.

She is a vice captain of squad 15, very disciplined and hardworking. She wants to be the best shinigami she can be but there's a little problem; she can never escape her big brother's shadow. Her name is Kurosaki Karin.