[Onsoku Ubaguruma (Uba Yoshiyuki)] Nagai Mono ni Xkaretai Shameimaru-san (Touhou Project)

Aya Shameimaru finds herself alone in a remote shack, surrendered to overwhelming sensations that cloud her mind. As she experiences intense, throbbing stimulation, the boundaries between pleasure and haze blur, leaving her breathless and longing for more. Experience a private, uninhibited moment of intense physical release that pushes her to her limits.