Aimless NEET Shou decides to rent a girlfriend just to impress his friends. But the girl who shows up is none other than his former classmate—Azu Amatsuki, now a popular AV actress who recently debuted! Why is she here? It turns out she's struggling with her career as a porn star. When she learns that Shou was her first boyfriend, Azu is shocked and flustered. Secretly, she's always wanted to enjoy wild, satisfying sex in her private life, so she's been working undercover as a rental girlfriend without her production company knowing. With a highly sensitive body and secret kinks, Azu lives by the rule of keeping her professional and personal sex lives separate—and fun. How will she handle this sudden reunion? What begins as mutual convenience soon escalates into a passionate affair where electric massagers and vibrators hum in perfect harmony. What will become of the two of them? From blowjobs in a family restaurant during a rainstorm, to a sensual first-time experience with a masseuse, escalating into a threesome, and intense sex at Shou's apartment—the story unfolds in thrilling episodes. Don't miss the striking contrast between Azu's busty AV persona and her genuine, private self. This is the start of her secret adventure as a rental girlfriend, driven by her desire to finally experience real pleasure outside the camera. Chapter one begins when her very first client turns out to be her old classmate, Shou-kun. Now that her identity's been blown, what will Azu do next?