A sexual training documentary featuring Tsuruta Kana. She is tormented and pushed to her limits by a dominant partner intensely obsessed with her pussy, who repeatedly teases and denies her orgasm before brutally pounding her while slapping her ass. Forced to take a thick cock deep into her throat, she's relentlessly used as a sex toy until she can't endure any longer. Includes intense scenes of her squirting uncontrollably during masturbation. Packed with extreme, perverted sexual experiences that awaken her masochism through a mix of pleasure and pain.