Ichigo must battle an old enemy of the soul society, who killed 69 seated officers without breaking a sweat. He drains half of Ichigo's reiatsu drained. He proves to much for Ichigo, Rukia and Renji. So they call Soul Society's help. They try there best, and Ichigo finally figures Bashin out. The both go ban-kai, and Ichigo finds out his weakness. Can he beat Bashin, when the Soul Society struggled.