Ichigo Kurosaki vs. Ōko Yushima

Prologue
After venturing into Soul Society with Kisuke Urahara and Kon in order to regain his lost Shinigami powers, Ichigo Kurosaki regains his lost power but their weakened state allow his inner Hollow to make a move to take over. . Weakened and fighting off his Hollow's influence, Ichigo along with Urahara and Kon head outside, only to be confronted by the Reigai army. However, the true Gotei 13 arrives, having escaped their earlier conflict and offers to hold off the Regai while Ichigo and company carry on. As they run though, Ichigo passes out, only to wake up inside a building. Urahara regretfully informs him that in his weakened state, he is a danger to everyone and that they need to leave him behind. To be safe, Urahara binds Ichigo to the floor with a high level Bakudō spell. Left alone and with nothing to keep him in check, Ichigo's Hollow takes over and Ichigo assumes a fully hollowfied state, breaking out of his bindings and escaping into the streets.