Emboldened by his first success, koala Buster Moon now dreams of staging a show in grand style at the Crystal Tower Theater in dazzling Redshore City. With no contacts or money, he sneaks his company of singing animals before the ruthless wolf tycoon Jimmy Crystal, promising him the impossible participation of legendary rock lion Clay Calloway, retired and isolated for years. With the entire production at stake, Buster must convince the old myth to return to the stage. An animated sequel bursting with music, color and spectacular numbers for the whole family.