is bleach episode 150 filler?

In her room in Las Noches, having just been informed by Ulquiorra Cifer of her friends entering Hueco Mundo to rescue her, Orihime Inoue is left shocked as Ulquiorra reminds her that this should mean nothing to her because she is now an Arrancar in body and spirit, which is what the outfit she is now wearing signifies. Affirming this, Orihime is coerced by Ulquiorra into declaring that her body and spirit are for Sousuke Aizen and his desires.