Yuu Morisawa

Driven by a secret childhood crush on her friend Toshio Otomo, this ordinary ten-year-old girl finds her life transformed by a magical ability to age into a sixteen-year-old. Tasked with replacing the missing Megumi Ayase for a televised singing performance, she adopts the stage persona Creamy Mami. This sudden metamorphosis leads to instant superstardom, turning a regular schoolgirl into a beloved pop icon overnight through the power of magical transformation.