Documentary project exploring a massage parlor in Asagaya. This time, we introduce Sayaka, the signboard girl and manager of a shop specializing in oil massages. She single-handedly runs the entire operation, emphasizing cleanliness by meticulously cleaning every corner of the room before opening. After experiencing her massage treatment and wrapping up filming, we make plans for a private shoot and leave for the day. Later, we reunite with Sayaka and accompany her to her favorite pachinko parlor, which she visits two or three times a month. Today, she plays for several tens of minutes but ends up with a crushing loss. With no other choice, we invite her to an izakaya to drink and relax. As the conversation unfolds, details about the massage parlor's owner come to light—shockingly, Sayaka reveals she's in a friends-with-benefits relationship with him. They first met at a massage parlor that Sayaka frequented; during the session, she became aroused, initiated sex, and they immediately went to a hotel. Their relationship has continued and deepened ever since. While receiving her massage, we tease her a little by touching her breasts, instantly switching her into erotic mode. When presented with an erect cock, she smiles happily, diligently servicing it with her long tongue and sucking out every drop of semen. Stimulated by two male performers targeting her erogenous zones, Sayaka convulses and reaches orgasm repeatedly. Thick, glistening pussy fluids trail as massive cocks take turns penetrating her, making her climax countless times. Even after peaking, the relentless piston-like thrusts continue, her hands trembling violently as she desperately endures pleasures beyond anything she's ever experienced. After intense sex, Sayaka lies motionless, staring blankly at the ceiling as if completely drained. Her state radiates pure lewdness, delivering a strikingly compelling documentary experience.