This is a butt fetish work where the super popular [Mizuki Yayoi] with her powerful erotic big butt and perfect smile pleases an M man with face-riding & butt fucking with her anus wide open. She recalls her student days when she was complexed about the size of her butt in an interview. She says that after knowing that big butts are erotic, if she's troubled by her reaction, she'll point her butt at the camera and play. A rhythmic, swaying, overwhelming butt fucking & ass-shaking sex, a must-see.