A bit of a natural 'Miret-tan' or 'Shinonome Mirei' is alone with M-kun in his room... Laughing and teasing each other, stopping again and again, Miret-tan's world fully unleashed, enjoying herself as a naughty bimbo! This is her first appearance in a bimbo genre film... Worried about how it would turn out, but M-kun's reaction stirred a maternal instinct, leading to a gleeful, sweet sadistic teasing! Whether cooking, bathing, or on a date, it's always a non-stop naughty prank fest! Awakening to become a little devil bimbo who manages to finish off seven times in one night!