Play with the underage body of Mahiro Yui, who can't stop being horny, at a hot spring inn! As soon as she arrived at the inn, she put on a remote rotor and had a shameful walk around the hotel, and in the public bath, she had humiliating sex with an unknown middle-aged man! Gradually, she begins to release her masochistic tendencies, and in the restraint toy torture of a sadistic man, she repeatedly cums incontinence, and in the 4P banquet orgy, she indulges in the pleasure of masochism!