An ambitious producer who works for 283 Production aims to guide his idol units to fame and victory at the Wonder Idol Nova Grand Prix (WING)—a prestigious competition for rookie idols. Although he is already in charge of multiple units, a fateful encounter with the skilled songstress Mano Sakuragi leads him to create a new promising group: illumination STARS. Now an aspiring idol, Mano pursues her dream with the support of her fellow members Hiori Kazano and Meguru Hachimiya. At the same time, the producer seeks to increase the visibility of his other units, aligning with his true goal of helping them grow as professionals and understand what makes them shine the most. Indeed, only those who know themselves have a chance to become the new rising stars of the industry.

Oji Tanaka has a wife, a child and a mundane job as a salary man in Tokyo's modern society. But life wasn't dull for him to begin with; 15 years ago, he was known as Gabriel, leader of a short-lived heavy metal band called Black Heaven. Oji's life gets a sudden change in direction when he is invited by a mysterious blonde woman named Layla to pick up his Gibson Flying V and once again display his legendary guitar skills, not knowing that his music generates power for a massive weapon in an intergalactic war. (Source: ANN)

To-Y Fujii is the frontman of GASP, a band rapidly growing in popularity in Tokyo's underground punk scene. Just when it seems like the band has gotten their big break and booked a major venue, an executive from the large Koyama Productions tries to scout To-Y as a solo act. Unwilling to abandon his bandmates, he boldly declares that he does not need Koyama's support. However, when the spurned executive starts to put obstacles in their way, To-Y must decide if his integrity is worth holding on to.

The 2nd PriPara film, unlike the first this shown in stereoscopic 3D.