学園長先生と野乃瀬さんがアイプリ部をたずねてきた。二人は、昔たった一度だけ開かれたアイプリコンテストのことを教えてくれる。そのコンテストでは、あるひとりのアイプリが五つのバズリウムチェンジを成功させて優勝、それは『プリンセスの奇跡』と呼ばれた。だが優勝したアイプリが誰なのかはわからない。ひまりたちは、これまでのライブの記録を見て、その謎に迫ろうとする。
The school principal and Nonose-san visit the Aipri Club. They tell them about an Aipri contest that was held only once in the past. In that contest, one Aipri won by successfully performing five Buzzrium Changes, which was called the "Princess's Miracle." However, it is unknown who the winning Aipri was. Himari and the others look at the records of their previous live performances to try to get to the bottom of the mystery.
A diretora da escola e Nonose-san visitam o Clube Aipri. Contam sobre o concurso Aipri realizado apenas uma vez no passado. Nesse concurso, uma Aipri venceu ao fazer com sucesso cinco Buzzlume Changes, o que foi chamado de "Milagre da Princesa". Mas, não se sabe quem foi a Aipri vencedora. Himari e as outras procuram os registros das suas lives anteriores para tentar desvendar o mistério.
