Despite being a current foreign company office lady, Shiho, who is rapidly rising in popularity within the adult industry, learns the true secrets of sex from Aoi, an erotic elite older woman. Shiho awakens to the depths of pleasure, beginning with enjoying men's facial expressions during blowjob and handjob sessions, then diving deeper into ecstasy. Under Aoi's hands-on lesbian instruction, she experiences a level of female sensation she's never known before, surrendering completely until she's utterly spent. Shiho transforms into a being devoted purely to pleasure, transcending gender, delivering a far more intense and exciting fuck than her previous work.