Engrave deep love with mistress "Mami". - Mami, who works for an advertising agency, has a secret relationship with a married man she met at work. - Since she met a man, Mami's mundane daily life has changed dramatically. - Every time she meets an exciting and attractive married man, she loses her heart. - Today is the time for just the two of us that we have been waiting for. - Play with toys in a secluded place while riding an attraction or in a car on the way to an amusement park. - After that, they arrive at a hotel where you can see the night view, exchange a rich kiss in the dark, and grope each other's bodies. - When Mami receives intense caressing, her love juice overflows from her secret part, and she is disturbed there with her hot cock. - She wears erotic underwear and blindfolds her, and she drowns in the sadistic treatment from him. - After her hard piston climaxes her multiple times, her large amount of semen is poured deep into her vagina. - The two forget that they are in an immoral relationship as "lovers" and go on instincts to devour each other's pleasures...