Fresh out of jail after one year imprisoned for narcotics possession, Rose-Lynn Harlan is a 23-year-old working-class girl from Glasgow, Scotland, who tries to rectify her chaotic life. Foul-mouthed, streetwise, rebellious and free-spirited, she reunites with her children while pursuing her dream of becoming a famous country singer in Nashville, but her ambition collides with poverty, family responsibility, and the consequences of her own choices.