``My nipples are getting more and more sensitive...I want it to be more intense.'' ``Yura'' was worried because her nipples were rubbing against her during club practice. I visited a chiropractic clinic on the recommendation of my advisor. Although she is sensitive to pressure and is sexually naive, she feels suspicious of the chiropractor's actions, but she gradually becomes captivated by the chiropractor's treatment. My body can't stand it anymore...