Old men who have retired and started their second life. Mao-chan, a yoga instructor, smiles at the depressed old men. Old men who go to yoga classes for Mao-chan. The old men's eyes are glued to Mao-chan's racy yoga poses! ! The erotic desires of old men are increasing while being stimulated by young limbs. Mao-chan of the father's house is touched by the old men and develops to SEX. Cunnilingus, blowjob, fucking, and insertion! ! Mao-chan's body is devoured by the old men at the circle ● of the yoga class. A rejuvenating story that satisfies the sexual desires of an aging society! !