 Filmmaker Stanley Nelson captures the history of African-American a cappella group Sweet Honey In The Rock and follows their 30th anniversary concert tour. The film includes footage from concerts, rehearsals, the tour bus and the daily life of the members: Carol Maillard seeing her son off to his high school prom, Nitanju Bolade Casel singing to her son in the morning, Ysaye Maria Barnwell leading a community singing workshop. After Bernice Johnson Reagon announces her retirement, the other members of Sweet Honey hold auditions for a new member. The movie includes the encore from their final concert with her performing with the group.