Video of a nude man with a medium build, light skin, and short brown hair, lying on a brown couch, masturbating, with a digital overlay displaying metrics and a \"yamaguchi\" watermark.

Video of a nude woman with long brown hair, wearing only a red thong, bending over a gray couch. Background features modern art and a lamp, creating a contemporary setting.

Video of a nude, light-skinned woman with long brown hair, lying on a gray bed, masturbating with a black vibrator.

Video of a nude, slender, fair-skinned woman with long brown hair, wearing white lace thigh-high stockings, standing in a modern room with striped curtains and abstract art on the wall.