At the age of 12, Cinnamon Cookie is the brightest student in the school and is rumored to be able to pass university entrance exam questions with ease. She lives with her uncle, who wears glasses, freckles, and has messy pigtails and is an inventive idiot, and her dream is to become a scientist. She has publicly stated that she has no interest in dating or fashion, but in reality she also wanted to be pretty. However, Cinnamon-chan, who has taken the medicine that her uncle invented to become an adult, turns out to be surprisingly beautiful...! ? A collection of 5 girls' comic short stories.