BanG Dream! FILM LIVE 2nd Stage Ending Explained [SPOILER!]

SPOILER ALERT: the following article contains massive spoilers, including the ending. If you have not yet seen the movie, proceed at your own risk, or better, come back to this article later!

SPOILERS AHEAD

BanG Dream! FILM LIVE 2nd Stage Plot Summary and Synopsis

Aside from the familiar members of Poppin’Party, Afterglow, Pastel*Palettes, Roselia, and Hello, Happy World!, the band that plays in a fantasy world, Morfonica, and the strongest rock band, RAISE A SUILEN, will also join the stage! Just what is the “2nd stage” these seven bands are aiming for…?

Source: Wikipedia (CC BY-SA 3.0).