A story about a girl whose breasts are extremely sensitive. When her nipples are tugged hard, licked, or gently bitten, she instantly reaches orgasm through her nipples. Finding her so responsive, her father decides to thoroughly stimulate her nipples and make her climax over and over again. He invites a professional instructor from a breast fitness club to conduct special nipple-only exercises. As a result, Rie ends up having multiple nipple-induced orgasms. Through exercises similar to "Beast Quest," her nipple sensitivity increases even further—hurray for Nipplecise!