Kazuki Mai, 11 years old, wanted to be a magician but her skills weren't good enough for here to join her grandparents' Magic Carat troupe. One day she sees a ball of light enter her mirror. The light is actually a mirror fairy named Topo, who takes over her favourite stuffed toy, a flying squirrel, and gives her a bracelet with 4 card suits. The bracelet can turn into a bubble wand which transforms Mai into the 18 year old magician Magical Emi, who uses her magic to help people and participate in her grandparents' shows.

An OVA that both summarizes and continues the Mahou no Star Magical Emi TV series.

Watch Mahou no Star Magical Emi: Semishigure Online