Pretty Rhythm : Heart-Pounding (プリティーリズム：ドキドキ , Puriti Rizumu : DokiDoki) is User:BellRose~ first fanfiction.
ten years after Pretty Rhythm: Rainbow Live, all the characters had previously been married and had children. Hayami Himeka which is a famous prism star of Edel Rose has a friend named Mihama Mizuki and Nishina Mai, they have a new rival from prism stone. whether edel rose managed to beat prism stone this time?
Hayami Himeka - she is a famous prism star from Edel Rose. previously, her parents are also a famous prism star, her dream is just want to be her parents. She is the general manager of Dear Crown after Kouji's mother her card suit is Heart and her style is Lovely.
Harune Eru - she is Harune Aira little sister who come from another world, to bring a message from her big sister. Her card suit is queen and her style is star.