Bleach: Season 1, Episode 150

1 - 150: Oath! Back Here Alive Again

Ichigo and the others break into Las Noches successfully. However, they immediately are thrown off course when Nell falls into an old abandoned tunnel and forces the others to go in after her. When they get out, they are then forced to split and each go down separate hallways. Meanwhile, Orihime is taken to see Aizen.