Elite bank employee Akemi openly embraces her true nature as a masochistic woman, eagerly requesting training sessions from dominatrix Rei. She begins exposing herself naked in broad daylight, masturbating publicly while driving. Wearing a remote-controlled vibrator, she enjoys humiliating walks on all fours like a dog in public. At a hotel parking lot, she experiences multiple orgasms through big-ass face riding, intense cunnilingus, and fingering. She blissfully receives Rei's squirt piss on her face, her legs wide open as the vibrator is brutally twisted inside her gaping pussy, causing her to involuntarily urinate. Tightly bound in rope restraints, she engages in a threesome with a strapon dildo, getting pounded from both front and back, screaming wildly in ecstasy.