Ep. 1: Haruka, Chihaya, and Azusa compete against Jupiter on Vacation Island

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Haruka, Chihaya, and Azusa are selected for a trip to Vacation Island but struggle to choose their performance songs. Ritsuko joins them as a substitute for the Producer. Upon arrival, they find Jupiter participating in the festival with an impressive stage. The girls consider how to compete, and Chihaya suggests creating a unique image. Realizing how music connects people, they decide on a motif to deliver the world of music to everyone. They successfully defeat Jupiter and are joined by others for an encore performance. This story is included in The iDOLM@STER Shiny Festa: Honey Sound.