Hisa Murai Hitomi and her live-in boyfriend were all set to be married—until one day, she’s suddenly whisked away and put on the auction block as collateral for her boyfriend’s debt! The highest bidder turns out to be a famous erotic novelist looking for a new muse to inspire his latest work—but can Hitomi resign herself to her new life as “property”…?
Hisa Murai The daughter of a deceased researcher, Renako had her father's life work literally "hidden within her" before his death. It isn't long before sadistic relatives come looking for her father's research -- and they won't hesitate to use all kinds of depraved tactics to get their hands on it. A naive Renako suffers a most humiliating betrayal...but her secret isn't out yet!
Hisa Murai Renako comes to the dreadful realization that no one from outside will come to save her from her despicable tormenters. What price will she pay for attempting to take matters into her own hands…?
Hisa Murai Osamu devises a new plan to help Renako break free from her captors. Together, the two finally make their way to the secret underground laboratory once used by Renako's father. Find out what lies there in the intense final chapter of The Price of Naivety!