Ling Aiyou is a girl who loves anime very much. Because she likes the anime "Prince of Tennis" very much, she has been practicing tennis diligently since the first episode she watched. Today, she is already the top player in the entire tennis world. However, even so, she still practices the tricks of the tennis kings in "Prince of Tennis" every day, dreaming that one day she can suddenly travel to the world of "Prince of Tennis".
But this is not a dream, but something that will happen sooner or later. The reason is her colorful crystal bracelet...