SolidS, Growth, SOARA, and QUELL, all members of Tsukino Talent Productions, are gearing up for the upcoming Live 2021 Summer Carnival. The event spans two exciting days, ending with a collaborative live show where the four units will unite on stage. In preparation for this grand event showcased in the second season of Tsukipro The Animation, each unit must craft fresh songs and choreographies tailored to the stage's grandeur and layout.