Kawaii* exclusive ' Maiyuki Ito', whose nipples are her erogenous zone, and 'Director Sakari', a genius in male nipple teasing works, have teamed up! "I understand the pleasure of nipples better than anyone!" She releases the tension and sexual desire of M-men with gentle, pampering dirty talk. Feather touches, fingertip rubbing, tight pinching, slurping suction... a relentless parade of nipple teasing! The reactions of the BB boys are cute and endearing, awakening their sweet sadism! A new bible that is a must-see for nipple lovers, breaking new ground for Mayuki!