Mie Ai (三重 あい) is the female protagonist of Sukinako ga Megane wo Wasureta. Ai has terrible eyesight, and with how often she forgets to bring her glasses, she has difficulty going through her day at school. That's when she decided to ask her classmate sitting next to her Komura Kaede for help dealing with her problems at school.

 Ai has light pink hair and hazel-colored eyes. Although her height was never mentioned, she is not taller than 167 cm. The same goes for her weight; although she never mentioned her weight, we know that she weighs around 40 kg.