The anime film Eiga Jewelpet Sweets Dance Princess follows the first four TV anime series adapted by Studio Comet, based on Sanrio and Sega Toys' franchise. The story of the movie is set in Sweetsland, a country next to Jewelland. Ruby and the other Jewelpets are celebrating the birthday of the princess with dancing. However, during the preparations for the birthday party, a mysterious object appears from the skies. In the object is a Sweetspet boy, whose identity is unknown. (based on ANN synopsis)