YOU SAID:

He's whacking my defenseless brain until I want to write another original blatant self insert story

INTO JAPANESE

彼は私の無防備な脳を叩き、私がまたオリジナルの露骨な自己投影の物語を書きたくなるまで叩いている

BACK INTO ENGLISH

He's hitting my vulnerable brain until I want to write another original, explicit, self-injecting story.

INTO JAPANESE

彼は私の傷つきやすい脳を攻撃し、私がもう一つのオリジナルで、露骨で、自己投影的な物語を書きたくなるくらいです。

BACK INTO ENGLISH

He attacks my vulnerable brain to the point that I want to write another original, explicit, self-injecting story.

INTO JAPANESE

彼は私の傷つきやすい脳を攻撃し、私にもう一つのオリジナルで、露骨で、自己投影的な物語を書きたくなるくらいにまでさせます。

BACK INTO ENGLISH

He attacks my vulnerable brain to the point that I want to write another original, explicit, self-injecting story.