Kanna and Konna, who became sisters-in-law after their parents remarried, decided to live alone for a while because their parents were away on their honeymoon. And in her life with her sister-in-law, Kanna can't control her lesbian side and gradually begins to play with Konatsu's sensitive body... Sticky Nipple Stalker Being stimulated, Konatsu's body eventually develops into a sensitive premature ejaculation constitution where only the nipples go.